mundur sini mundur sini
mundur sini mundur sini !
m u n d u r WORD_BOUNDARY s i n i WORD_BOUNDARY m u n d u r WORD_BOUNDARY s i n i WORD_BOUNDARY
m u n d u r WORD_BOUNDARY s i n i WORD_BOUNDARY m u n d u r WORD_BOUNDARY s i n i WORD_BOUNDARY ! WORD_BOUNDARY