iya iya Bu he+eh iya
iya iya bu he eh iya .
i j a WORD_BOUNDARY  i j a WORD_BOUNDARY b u WORD_BOUNDARY h ɛ WORD_BOUNDARY  ɛ h WORD_BOUNDARY i j a WORD_BOUNDARY
i y a WORD_BOUNDARY i y a WORD_BOUNDARY b u WORD_BOUNDARY h e WORD_BOUNDARY e h WORD_BOUNDARY i y a WORD_BOUNDARY