Perhaps you should try some spelling variations:
thanh trung » thanh tung
pham thuong » phan thuong, pham hong
trung pham » trung phan, tung pham, trung phat
theo chu » theo chieu, cho chu, chao chu
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
chu van » cuu van, chu han
can cau » van cau, ban cau, ca cau

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

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