satu+satu ayo satu+satu
satu satu ayo satu satu .
s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY a j o WORD_BOUNDARY s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY
s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY a y o WORD_BOUNDARY s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY . WORD_BOUNDARY