Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chua hang » cua hang, chua nang, chua bang
chua xang » chua nang, chuc nang, chu bang
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
cong tan » cong tac, cong san, cong thanh
tan doan » tran doan, tap doan, van doan
doan cao » doanh cao, toan cao, doan cap

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 tinh - hanh trinh ((chua hang) or (chua xang)) cong tan doan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tinh - hanh trinh ((chua hang) OR (chua xang)) cong tan doan cao*.