Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
thong cong » trong cong, tong cong, thong thong
theo hieu » theo chieu, theo tieu, thien hieu
cua thong » cua thuong, cua khong, cua tong
theo chu » theo chieu, cho chu, chao chu
dung cua » dung luan, dung cho
cong dan » cong san, cong tan, huong dan
chan cau » phan cau, chinh cau, nhanh cau
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 hieu) or (theo chu)) manh - thanh dung cua thong cong dan ((chan cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo hieu) OR (theo chu)) manh - thanh dung cua thong cong dan ((chan cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: ((theo hieu) or (theo chu)) manh - thanh dung cua thong cong dan ((chan cau) or (can cau))*.