Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
thanh datg » thanh dam, thanh hang, thanh dan
lang nhanh » lang thanh, vung nhanh, dang hanh
hoc thieu » toc thieu, hoc hien
tinh tran » tinh trang, tinh toan, tinh than
thanh dat » thanh san, thanh hai, thanh van
cong lang » cong vang, cong luong, cong quang
nhanh cau » nhanh cay, thanh chau, nhanh ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - tinh tran ((thanh datg) or (thanh dat)) cong lang nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - tinh tran ((thanh datg) OR (thanh dat)) cong lang nhanh cau*.