Typo fixes in documentation

diff --git a/Makefile b/Makefile
index 6a3b818..2db2644 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 
-# build crypto form submodule unless explicitly disabled
+# build crypto from submodule unless explicitly disabled
 USE_CRYPTO_SUBMODULE ?= 1
 
 DESTDIR=/usr/local
diff --git a/README.md b/README.md
index dd22a6c..5b01603 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@
 
 ### Getting files form git: the Crypto submodule
 
-The Mbed Crypto library now has its own git repository, which the Mbed TLS build systems are using as a git submodule in order to build libmbecrypto as a subproject of Mbed TLS. When cloning the Mbed TLS repository, you need to make sure you're getting the submodule as well:
+The Mbed Crypto library now has its own git repository, which the Mbed TLS build systems are using as a git submodule in order to build libmbedcrypto as a subproject of Mbed TLS. When cloning the Mbed TLS repository, you need to make sure you're getting the submodule as well:
 
         git clone --recursive https://github.com/ARMmbed/mbedtls.git
 
@@ -34,9 +34,9 @@
 
 After these steps, your clone is now ready for building the libraries as detailed in the following sections.
 
-Note that building libmbedcrypto as a subproject of Mbed LTS does not enable the PSA-specific tests and utility programs. To use these programs, build Mbed Crypto as a standalone project.
+Note that building libmbedcrypto as a subproject of Mbed TLS does not enable the PSA-specific tests and utility programs. To use these programs, build Mbed Crypto as a standalone project.
 
-Please note that for now, Mbed TLS can only use versions of libmbedcrypto that were built as a subproject of Mbed TLS, not versions that were build standalone from the Mbed Crypto repository. This restriction will be removed in the future.
+Please note that for now, Mbed TLS can only use versions of libmbedcrypto that were built as a subproject of Mbed TLS, not versions that were built standalone from the Mbed Crypto repository. This restriction will be removed in the future.
 
 ### Make
 
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 6d8a96c..ffe67e6 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -1740,12 +1740,12 @@
  * \warning This option enables new Mbed TLS APIs that are dependent on the
  * PSA Crypto API, so can't come with the same stability guarantees as the
  * rest of the Mbed TLS APIs. You're welcome to experiment with them, but for
- * now access to these APIs is opt-in (via enabling the present option), in
+ * now, access to these APIs is opt-in (via enabling the present option), in
  * order to clearly differentiate them from the stable Mbed TLS APIs.
  *
  * Requires: MBEDTLS_PSA_CRYPTO_C.
  *
- * Uncomment this to enable internal use of PSA Crypto and new associated APIs
+ * Uncomment this to enable internal use of PSA Crypto and new associated APIs.
  */
 //#define MBEDTLS_USE_PSA_CRYPTO