kalo hari Sabtu libur
kalo hari sabtu libur .
k a l o WORD_BOUNDARY h a r i WORD_BOUNDARY s a b t u WORD_BOUNDARY l i b u r WORD_BOUNDARY
k a l o WORD_BOUNDARY h a r i WORD_BOUNDARY s a b t u WORD_BOUNDARY l i b u r WORD_BOUNDARY . WORD_BOUNDARY