Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cua thong » cua thuong, cua khong, cua tong
chu bang » thu bang, chuc nang, chu quang
cong tan » cong tac, cong san, cong ty
toan tap » toan ban
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu bang - ((hanh tang) OR (hanh mang)) cua thong ((cong tan) or (cong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu bang - ((hanh tang) OR (hanh mang)) cua thong ((cong tan) OR (cong thanh)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu bang - ((hanh tang) OR (hanh mang)) cua thong ((cong tan) or (cong thanh)) toan tap".
• Adding a wildcard symbol may retrieve word variants: cho chu bang - ((hanh tang) OR (hanh mang)) cua thong ((cong tan) or (cong thanh)) toan tap*.