Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thien quan » trien quang, lien quan, thien van
hieu lang » chieu sang, hieu quang, nhieu tang
sinh cua » manh cua, sinh va
dinh cuu » dinh chi
cong dan » cong san, cong tan, huong dan
dan thai » dang thai, dan thi, dan than
thai cao » tai cao, thoai cac, thuat cao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoi ((hieu lang) or (thien quan)) - hanh ((sinh cua) or (dinh cuu)) nhung cong dan thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi ((hieu lang) OR (thien quan)) - hanh ((sinh cua) OR (dinh cuu)) nhung cong dan thai cao.
• Adding a wildcard symbol may retrieve word variants: hoi ((hieu lang) or (thien quan)) - hanh ((sinh cua) or (dinh cuu)) nhung cong dan thai cao*.