diff --git a/vp8/common/x86/idctllm_mmx.asm b/vp8/common/x86/idctllm_mmx.asm
index 43735bc4b6f41521acdc42b0b75a9a91329c9e3a..465626b8fa3d1e7be91476a8eb43dbd677cc9929 100644
--- a/vp8/common/x86/idctllm_mmx.asm
+++ b/vp8/common/x86/idctllm_mmx.asm
@@ -14,18 +14,18 @@
 ; /****************************************************************************
 ; * Notes:
 ; *
-; * This implementation makes use of 16 bit fixed point verio of two multiply
+; * This implementation makes use of 16 bit fixed point version of two multiply
 ; * constants:
 ; *        1.   sqrt(2) * cos (pi/8)
-; *         2.   sqrt(2) * sin (pi/8)
-; * Becuase the first constant is bigger than 1, to maintain the same 16 bit
-; * fixed point prrcision as the second one, we use a trick of
+; *        2.   sqrt(2) * sin (pi/8)
+; * Because the first constant is bigger than 1, to maintain the same 16 bit
+; * fixed point precision as the second one, we use a trick of
 ; *        x * a = x + x*(a-1)
 ; * so
 ; *        x * sqrt(2) * cos (pi/8) = x + x * (sqrt(2) *cos(pi/8)-1).
 ; *
-; * For     the second constant, becuase of the 16bit version is 35468, which
-; * is bigger than 32768, in signed 16 bit multiply, it become a negative
+; * For the second constant, because of the 16bit version is 35468, which
+; * is bigger than 32768, in signed 16 bit multiply, it becomes a negative
 ; * number.
 ; *        (x * (unsigned)35468 >> 16) = x * (signed)35468 >> 16 + x
 ; *