Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong danh » cuong danh, cong thanh, cong khanh
tinh van » trinh van, dinh van, tinh va
van dung » van dong, xay dung, tin dung
cong dan » cong san, cong tan, huong dan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sang - hanh tinh van dung ((cong dan) or (cong danh)) phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sang - hanh tinh van dung ((cong dan) OR (cong danh)) phan lap*.