Fix some typos in libaom

Change-Id: I7bf48a88eb88f5a0fdb4510293b60c270d81bd50
diff --git a/av1/encoder/bitstream.c b/av1/encoder/bitstream.c
index fea97fd..93dd65d 100644
--- a/av1/encoder/bitstream.c
+++ b/av1/encoder/bitstream.c
@@ -3742,7 +3742,7 @@
   *tile_data_start += length_field_size;
   if (cpi->num_tg == 1) {
     // if this tg is combined with the frame header then update saved
-    // frame header base offset accroding to length field size
+    // frame header base offset according to length field size
     saved_wb->bit_buffer += length_field_size;
   }
 
@@ -3755,7 +3755,7 @@
     memcpy(curr_tg_start, fh_info->frame_header, fh_info->total_length);
 
     // Force context update tile to be the first tile in error
-    // resiliant mode as the duplicate frame headers will have
+    // resilient mode as the duplicate frame headers will have
     // context_update_tile_id set to 0
     *largest_tile_id = 0;
 
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index 0c32fb4..853be0f 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -2512,8 +2512,8 @@
  * \ingroup inter_mode_search
  *
  * Compares the sse of zero mv and the best sse found in single new_mv. If the
- * sse of the zero_mv is higher, return 1 to signal zero_mv can be skipped. Else
- * returns 0.
+ * sse of the zero_mv is higher, returns 1 to signal zero_mv can be skipped.
+ * Else returns 0.
  *
  * Note that the sse of here comes from single_motion_search. So it is
  * interpolated with the filter in motion search, not the actual interpolation