Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
thieu sang » chieu sang, thieu khang, thieu quang
cuong cong » cong cong, luong cong, duong cong
hoc thieu » toc thieu, hoc hien
thong cap » thong cac, trung cap, thong cua
cap cuong » cao cuong, dai cuong, van cuong
thanh cau » thanh chau, thanh mau, nhanh cau
cong dan » cong san, cong tan, huong dan

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 - thanh thong cap cuong cong dan ((thanh cau) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - thanh thong cap cuong cong dan ((thanh cau) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh thong cap cuong cong dan ((thanh cau) or (thanh san))*.