tulis satu dulu satu
tulis satu dulu satu !
t u l i s WORD_BOUNDARY s a t u WORD_BOUNDARY d u l u WORD_BOUNDARY s a t u WORD_BOUNDARY
t u l i s WORD_BOUNDARY s a t u WORD_BOUNDARY d u l u WORD_BOUNDARY s a t u WORD_BOUNDARY ! WORD_BOUNDARY