咦 呦 咦 呦 咦 呦
yi2 yi2 yi2 you
co co co co
咦 呦 咦 呦 咦 呦 .
i˧˥ WORD_BOUNDARY i˧˥ WORD_BOUNDARY i˧˥ WORD_BOUNDARY j ou̯ WORD_BOUNDARY 
咦 WORD_BOUNDARY 呦 WORD_BOUNDARY 咦 WORD_BOUNDARY 呦 WORD_BOUNDARY 咦 WORD_BOUNDARY 呦 WORD_BOUNDARY