Vocabulary consisting only from characters you are able to read
人工
jinkou
artificial, manmade, human work, human skill, artificialitymix
開通
kaitsuu
opening, open, taking effect, becoming activesuru
自明
jimei
obvious, self-evident, trivial, axiomatic, self-explanatorymix
両立
ryouritsu
compatibility, coexistence, standing togethersuru
助ける
tasukeru
to help/to save/to rescue/to give relief to/to spare (life)/to reinforce/to promote/to abet/(P)ichidan, jlpt3, verb, vtrans