Perhaps you should try some spelling variations:
thanh trang » hanh trang, thanh thang, thanh tran
thanh trung » thanh tung
hieu xanh » chieu xanh, hieu manh, hieu nganh
doc hieu » toc thieu, hoc thieu, hoc hien
van hang » van khang, van hoang, van thang
nong san » dong san, nong dan, trong san
cong san » cong tac
toan ban » van ban

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) or (thanh trang)) van hang ((nong san) OR (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - ((thanh trung) OR (thanh trang)) van hang ((nong san) OR (cong san)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu xanh - ((thanh trung) or (thanh trang)) van hang ((nong san) OR (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - ((thanh trung) or (thanh trang)) van hang ((nong san) OR (cong san)) toan ban*.