Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
quan dong » quang dong, quan hoang, quan trong
quan long » quan lang, quan hoang, quan trong
theo chu » theo chieu, cho chu, chao chu
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran 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) or (ho chieu)) manh - hanh trinh ((quan dong) or (quan long)) cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (ho chieu)) manh - hanh trinh ((quan dong) OR (quan long)) cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (ho chieu)) manh - hanh trinh ((quan dong) or (quan long)) cong tan tran cau*.