dundududun babibobobobabi
dundududun babibobobobabi .
d ɯ n d ɯ d ɯ d ɯ n WORD_BOUNDARY b a b i b o b o b o b a b i WORD_BOUNDARY
d u n d u d u d u n WORD_BOUNDARY b a b i b o b o b o b a b i WORD_BOUNDARY