Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
truong cua » truong ca, truong quan, truong cao
hieu lang » chieu sang, hieu quang, nhieu tang
tung cua » trung cua, tuong cua, dung cua
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh ((tung cua) or (truong cua)) truong cong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - thanh ((tung cua) OR (truong cua)) truong cong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh ((tung cua) or (truong cua)) truong cong dan ((than cau) or (than cap))*.