satu+satu satu+satu
satu satu satu satu !
s a t u 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 s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY s a t u WORD_BOUNDARY ! WORD_BOUNDARY