Perhaps you should try some spelling variations:
thuong phong » thuong phuong, thong phong, truong phuong
theo chinh » thien chinh, te chinh, che chinh
thanh tung » thanh cong
phong van » phung van, thong van, phong va
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chinh sach - ((thanh trung) or (thanh tung)) va thuong phong van ((than ban) OR (than man))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chinh sach - ((thanh trung) OR (thanh tung)) va thuong phong van ((than ban) OR (than man)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chinh sach - ((thanh trung) or (thanh tung)) va thuong phong van ((than ban) OR (than man))".
• Adding a wildcard symbol may retrieve word variants: theo chinh sach - ((thanh trung) or (thanh tung)) va thuong phong van ((than ban) OR (than man))*.