Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chu sang » chu bang, thu sang, chieu sang
cong dan » cong san, cong tan, huong dan
toan ban » van ban
cho chu » cho thue
minh va » tinh va, sinh vat, dinh van
sinh va » sinh vat, tinh va, dinh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu sang - lanh ((minh va) OR (sinh va)) nhung cong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu sang - lanh ((minh va) OR (sinh va)) nhung cong dan ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu sang - lanh ((minh va) OR (sinh va)) nhung cong dan ((toan tap) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: cho chu sang - lanh ((minh va) OR (sinh va)) nhung cong dan ((toan tap) or (toan ban))*.