cos x cosa io x
cos x cosa io x .
k ɔ s WORD_BOUNDARY i k s WORD_BOUNDARY k ɔ z ɐ WORD_BOUNDARY i o WORD_BOUNDARY i k s WORD_BOUNDARY
c o s WORD_BOUNDARY x WORD_BOUNDARY c o s a WORD_BOUNDARY i o WORD_BOUNDARY x WORD_BOUNDARY . WORD_BOUNDARY