Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
分野 ぶんや field, sphere, realm, division, branchmix
下る くだる (1)to descend, to go down, to come down, (2)to be handed down (of an order, judgment, etc.), (3)to pass (of time), (4)to surrender, to capitulate, (5)(often in neg. form) to be less than, to be i godan, jlpt3, verb, vintrans
~週間 ~しゅうかん week(s) (time interval)jlpt5, toki
エー足すビー エーたすビー A+Bmath
知り合い しりあい acquaitancejlpt3, mix
組み合わせる くみあわせる to join together/to combine/to join up/(P)ichidan, leda1, verb, vtrans
三角形の さんかっけいの triangularadj, math
入門 にゅうもん úvod (do studia)gakkou, leda1
丸で まるで (uk) quite, entirely, completely, at all, as if, as though, so to speak, just likejlpt3
なか inside, middle, amongjlpt5