yo iya he+eh yo yo
yo iya he eh yo yo .
j o WORD_BOUNDARY  i j a WORD_BOUNDARY h ɛ WORD_BOUNDARY  ɛ h WORD_BOUNDARY j o WORD_BOUNDARY j o WORD_BOUNDARY
y o WORD_BOUNDARY i y a WORD_BOUNDARY h e WORD_BOUNDARY e h WORD_BOUNDARY y o WORD_BOUNDARY y o WORD_BOUNDARY