Vocabulary consisting only from characters you are able to read
主に
omoni
mainly, primarilymix
々
onadži; onadžiku; kurikaeši; dounodžiten; noma
množné číslo (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (jen výjmečně)
主な
omona
chief, main, principal, importantmix
守る
mamoru
(1)to protect/to guard/to defend/ (2)to keep (i.e. a promise)/to abide (by the rules)/to observe/to obey/to follow/(P) godan, jlpt3, leda1, verb, vtrans
土木
doboku
public worksmix
土日
doniči
weekend, Saturday and Sundaymix