Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » hanh trinh, minh trang, tinh trang
lieu tinh » trieu tinh, diep tinh, bien tinh
cong cong » cong dong, trong cong, dung cong
cot lieu » co lieu, vat lieu, so lieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
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: cot lieu tinh - ((((hanh trang) or (canh tranh))) or (thanh trung)) cua cong cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cot lieu tinh - ((((hanh trang) OR (canh tranh))) OR (thanh trung)) cua cong cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: cot lieu tinh - ((((hanh trang) or (canh tranh))) or (thanh trung)) cua cong cong dan than cap*.