tambahin Ei udah abis
tambahin ei udah abis .
t a m b a h i n WORD_BOUNDARY ɛ i WORD_BOUNDARY  u d a h WORD_BOUNDARY a b i s WORD_BOUNDARY
t a m b a h i n WORD_BOUNDARY e i WORD_BOUNDARY u d a h WORD_BOUNDARY a b i s WORD_BOUNDARY