Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sang » chieu sang, thieu khang, thieu quang
trung pham » trung phan, tung pham, trung phat
hoc thieu » toc thieu, hoc hien
pham hong » pham hoang, pham cong, pham thuong
hong cong » thong cong, hoang cong, chong cong
cong dan » cong san, cong tan, huong dan
cac san » cac dan, cac van, cac ban
ca dan » cac dan, ca dao

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