zaia duzu zaia duzu
zaia duzu zaia duzu .
s̪̻ ai̯ a WORD_BOUNDARY ð u s̪̻ u WORD_BOUNDARY s̪̻ ai̯ a WORD_BOUNDARY ð u s̪̻ u WORD_BOUNDARY
z a i a WORD_BOUNDARY d u z u WORD_BOUNDARY z a i a WORD_BOUNDARY d u z u WORD_BOUNDARY . WORD_BOUNDARY