Improve wording
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index 8f1cc0c..5482ea4 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -175,7 +175,7 @@
size_t buflen );
/**
- * \brief Parse one DER-encoded or multiple concatenated PEM-encoded
+ * \brief Parse one DER-encoded or one or more concatenated PEM-encoded
* certificates and add them to the chained list.
*
* For PEM-encoded CRTs, the function parses permissively:
@@ -201,7 +201,7 @@
* \return \c 0 if all certificates were parsed successfully.
* \return The (positive) number of certificates that couldn't
* be parsed if parsing was partly successful (see above).
- * \return A negative X509- or PEM-specific error code otherwise.
+ * \return A negative X509 or PEM error code otherwise.
*
*/
int mbedtls_x509_crt_parse( mbedtls_x509_crt *chain, const unsigned char *buf, size_t buflen );