aa1 ai1 jaa3 ai1 jaa3
aa1 ai1 jaa3 ai1 jaa3
fil co co co co
aa1 ai1 jaa3 ai1 jaa3 .
a˥ WORD_BOUNDARY ɐ˥ j WORD_BOUNDARY j a˧ WORD_BOUNDARY ɐ˥ j WORD_BOUNDARY j a˧ WORD_BOUNDARY
a a 1 WORD_BOUNDARY a i 1 WORD_BOUNDARY j a a 3 WORD_BOUNDARY a i 1 WORD_BOUNDARY j a a 3 WORD_BOUNDARY . WORD_BOUNDARY