有 stimulation aa3
jau5 stimulation aa3
v L2 fil
有 stimulation aa3 .
j ɐ˨ w˧ WORD_BOUNDARY  WORD_BOUNDARY a˧ WORD_BOUNDARY
有 WORD_BOUNDARY s t i m u l a t i o n WORD_BOUNDARY a a 3 WORD_BOUNDARY . WORD_BOUNDARY