diff --git a/virtio-crypto.tex b/virtio-crypto.tex
index ac1fc0a..c3554e3 100644
--- a/virtio-crypto.tex
+++ b/virtio-crypto.tex
@@ -159,7 +159,7 @@ More algorithms will be defined in the future.
 \begin{itemize*}
 \item The driver MUST read the ready \field{status} from the bottom bit of status to check whether the hardware-backed
       implementation is ready or not, and the driver MUST reread it after the device reset. 
-\item The driver MUST NOT transmit any packets to the device if the ready \filed{status} is not set.
+\item The driver MUST NOT transmit any packets to the device if the ready \field{status} is not set.
 \item The driver MAY read \field{max_dataqueues} field to discover the number of data queues the device supports.
 \item The driver MUST read \field{crypto_services} field to discover which services the device is able to offer.
 \item The driver MUST read the detailed algorithms fields based on \field{crypto_services} field.
@@ -634,7 +634,7 @@ The driver MUST set \field{src_data}.\field{flag} to ~VIRTIO_CRYPTO_IOVEC_F_NEXT
 
 \devicenormative{\subparagraph}{HASH Service Operation}{Device Types / Crypto Device / Device Operation / Data Virtqueue / HASH Service Operation}
 
-The device MUST copy the results of HASH operations to the guest memory recorded by \field{digest_result_addr} filed in struct virtio_crypto_hash_input.
+The device MUST copy the results of HASH operations to the guest memory recorded by \field{digest_result_addr} field in struct virtio_crypto_hash_input.
 The device MUST set \field{status} in strut virtio_crypto_hash_input: VIRTIO_CRYPTO_OP_OK: success; VIRTIO_CRYPTO_OP_ERR: creation failed or device error; VIRTIO_CRYPTO_OP_NOTSUPP: not support.
 
 \paragraph{MAC Service Operation}\label{sec:Device Types / Crypto Device / Device Operation / Data Virtqueue / MAC Service Operation}
@@ -685,7 +685,7 @@ The driver MUST set \field{hash_output}.\field{src_data}.\field{flag} to ~VIRTIO
 
 \devicenormative{\subparagraph}{MAC Service Operation}{Device Types / Crypto Device / Device Operation / Data Virtqueue / MAC Service Operation}
 
-The device MUST copy the results of MAC operations to the guest memory recorded by \field{digest_result_addr} filed in struct virtio_crypto_mac_input.
+The device MUST copy the results of MAC operations to the guest memory recorded by \field{digest_result_addr} field in struct virtio_crypto_mac_input.
 The device MUST set \field{status} in strut virtio_crypto_mac_input: VIRTIO_CRYPTO_OP_OK: success; VIRTIO_CRYPTO_OP_ERR: creation failed or device error; VIRTIO_CRYPTO_OP_NOTSUPP: not support.
 
 \paragraph{Symmetric algorithms Operation}\label{sec:Device Types / Crypto Device / Device Operation / Data Virtqueue / Symmetric algorithms Operation}
@@ -813,9 +813,9 @@ The device MUST parse the virtio_crypto_sym_data_req based on the \field{op_code
 The device SHOULD only parse fields of struct virtio_crypto_cipher_data_req in struct virtio_crypto_sym_data_req if the created session is VIRTIO_CRYPTO_SYM_OP_CIPHER type.
 The device MUST parse fields of both struct virtio_crypto_cipher_data_req and struct virtio_crypto_mac_data_req in struct virtio_crypto_sym_data_req if the created
 session is of the VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING operation type and in the VIRTIO_CRYPTO_SYM_HASH_MODE_AUTH mode.
-The device MUST copy the result of cryptographic operation to the guest memory recorded by \filed{dst_data}.\field{addr} filed in struct virtio_crypto_cipher_input in plain CIPHER mode.
-The device MUST copy the result of HASH/MAC operation to the guest memory recorded by \filed{digest_result_addr} filed in struct virtio_crypto_alg_chain_data_input is of the VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING type.
-The device MUST set the \filed{status} field in strut virtio_crypto_cipher_input or virtio_crypto_alg_chain_data_input structure:
+The device MUST copy the result of cryptographic operation to the guest memory recorded by \field{dst_data}.\field{addr} field in struct virtio_crypto_cipher_input in plain CIPHER mode.
+The device MUST copy the result of HASH/MAC operation to the guest memory recorded by \field{digest_result_addr} field in struct virtio_crypto_alg_chain_data_input is of the VIRTIO_CRYPTO_SYM_OP_ALGORITHM_CHAINING type.
+The device MUST set the \field{status} field in strut virtio_crypto_cipher_input or virtio_crypto_alg_chain_data_input structure:
 VIRTIO_CRYPTO_OP_OK: success; VIRTIO_CRYPTO_OP_ERR: creation failed or device error; VIRTIO_CRYPTO_OP_NOTSUPP: not supported.
 
 \subparagraph{Steps of Operation}\label{sec:Device Types / Crypto Device / Device Operation / Data Virtqueue / Symmetric algorithms Operation / Steps of Operation}
@@ -936,7 +936,7 @@ The driver MUST set \field{src_data}.\field{flag} to ~VIRTIO_CRYPTO_IOVEC_F_NEXT
 \devicenormative{\subparagraph}{AEAD Service Operation}{Device Types / Crypto Device / Device Operation / Data Virtqueue / AEAD Service Operation}
 
 The device MUST parse the virtio_crypto_aead_data_req based on the \field{op_code} in general header.
-The device MUST copy the result of cryptographic operation to the guest memory recorded by \filed{dst_data}.\field{addr} filed in struct virtio_crypto_aead_input.
-The device MUST copy the digest result to the guest memory recorded by \filed{digest_result_addr} filed in struct virtio_crypto_aead_input.
-The device MUST set the \filed{status} field in strut virtio_crypto_aead_input: VIRTIO_CRYPTO_OP_OK: success; VIRTIO_CRYPTO_OP_ERR: creation failed or device error; VIRTIO_CRYPTO_OP_NOTSUPP: not supported.
+The device MUST copy the result of cryptographic operation to the guest memory recorded by \field{dst_data}.\field{addr} field in struct virtio_crypto_aead_input.
+The device MUST copy the digest result to the guest memory recorded by \field{digest_result_addr} field in struct virtio_crypto_aead_input.
+The device MUST set the \field{status} field in strut virtio_crypto_aead_input: VIRTIO_CRYPTO_OP_OK: success; VIRTIO_CRYPTO_OP_ERR: creation failed or device error; VIRTIO_CRYPTO_OP_NOTSUPP: not supported.
 When the \field{op_code} is VIRTIO_CRYPTO_AEAD_DECRYPT, the device MUST verify and return the verification result to the driver, and if the verification result is incorrect, VIRTIO_CRYPTO_OP_BADMSG (bad message) MUST be returned to the driver.
\ No newline at end of file
