helo dulu Dek halo
helo dulu dek halo !
h ə l o WORD_BOUNDARY d u l u WORD_BOUNDARY d ə k WORD_BOUNDARY h a l o WORD_BOUNDARY
h e l o WORD_BOUNDARY d u l u WORD_BOUNDARY d e k WORD_BOUNDARY h a l o WORD_BOUNDARY ! WORD_BOUNDARY