Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, cong tan
hieu xanh » chieu xanh, hieu manh, hieu nganh
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
doc hieu » toc thieu, hoc thieu, hoc hien
cong ban » cong bang, cong san, cong tan
than cap » khan cap, thanh lap, thanh cac

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

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