Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
truong cao » truong dai
doi chieu » doc hieu, doi chi, mot chieu
cao nhung » cho nhung, cam nhung, cao chung
ho chieu » theo chieu, hoc thieu, mot chieu
cong tac » cong ty
cong tan » cong san, cong thanh, cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chieu)) sach - hanh truong cao nhung ((cong tac) or (cong tan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) sach - hanh truong cao nhung ((cong tac) OR (cong tan)) van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) sach - hanh truong cao nhung ((cong tac) or (cong tan)) van ban*.