aak1 aak1 aak1 am1
aak1 aak1 aak1 am1
co co co on
aak1 aak1 aak1 am1 .
a̞˥ k WORD_BOUNDARY a̞˥ k WORD_BOUNDARY a̞˥ k WORD_BOUNDARY ɐ˥ m WORD_BOUNDARY
a a k 1 WORD_BOUNDARY a a k 1 WORD_BOUNDARY a a k 1 WORD_BOUNDARY a m 1 WORD_BOUNDARY . WORD_BOUNDARY