Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
十七 じゅうなな 17math
とし yearjlpt3, jlpt4, toki
~年 ~ねん makes preceding number a yearjlpt5, toki
手がかり てがかり (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
エー足すビー エーたすビー A+Bmath