Perhaps you should try some spelling variations:
thanh tong » thanh cong, thanh tung, thanh long
quan nhung » qua nhung, cua nhung, luan chung
cong thanh » dong thanh, cong trinh, truong thanh
hieu lang » chieu sang, hieu quang, nhieu tang
tong quan » thong quan, tong luan, luong quan
cong tan » cong tac, cong san, cong ty
hanh cac » hang cac, hanh cat, nhanh cay
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 tong quan nhung ((cong tan) OR (cong thanh)) hanh cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh tong quan nhung ((cong tan) OR (cong thanh)) hanh cac*".