Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
tuong cua » truong cua, huong cua, thong cua
trung cua » truong cua, trung tuan, trung cap
nho hieu » nha hieu, nho sieu, nhu hieu
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho hieu lang - thanh ((tuong cua) OR (trung cua)) nhung ((cong tan) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nho hieu lang - thanh ((tuong cua) OR (trung cua)) nhung ((cong tan) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: nho hieu lang - thanh ((tuong cua) OR (trung cua)) nhung ((cong tan) OR (cong san)) than cau*.