ada ada mobil+mobilan tabrak
ada ada mobil mobilan tabrak .
a d a WORD_BOUNDARY  a d a WORD_BOUNDARY m o b i l WORD_BOUNDARY m o b i l a n WORD_BOUNDARY t a b r a k WORD_BOUNDARY
a d a WORD_BOUNDARY a d a WORD_BOUNDARY m o b i l WORD_BOUNDARY m o b i l a n WORD_BOUNDARY t a b r a k WORD_BOUNDARY