Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh tung » thanh cong
van thuong » va thuong, van chuong, van phuong
hoc thieu » toc thieu, hoc hien
san thanh » ban thanh, van thanh, son thanh
thanh cac » hanh cac, thanh bac, thanh ca
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo tieu)) xanh - ((thanh trung) or (thanh tung)) van thuong cong san thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo tieu)) xanh - ((thanh trung) OR (thanh tung)) van thuong cong san thanh cac.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo tieu)) xanh - ((thanh trung) or (thanh tung)) van thuong cong san thanh cac*.