daa1 daa1 daa1 daa1 daa3
daa1 daa1 daa1 daa1
co co co co
daa1 daa1 daa1 daa1 daa3 .
t a̞˥ WORD_BOUNDARY t a̞˥ WORD_BOUNDARY t a̞˥ WORD_BOUNDARY t a̞˥ WORD_BOUNDARY
d a a 1 WORD_BOUNDARY d a a 1 WORD_BOUNDARY d a a 1 WORD_BOUNDARY d a a 1 WORD_BOUNDARY d a a 3 WORD_BOUNDARY . WORD_BOUNDARY