Vocabulary consisting only from characters you are able to read
当たり前
あたりまえ
(1)natural, reasonable, obvious, (2)usual, common, ordinary jlpt3
構う
かまう
(1)to mind, to care about, to be concerned about, (2)to care for, to look after, (3)to prepare for, (4)to interfere with, to meddle in, (5)to tease godan, verb
構わない
かまわない
no problem, it doesn't mattermix