Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » canh tranh, hanh trinh, minh trang
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, doi chieu, mot chieu
cong tac » cong ty
quan cau » quang cao, toan cau, quan ha
va hang » van hang, va nang, va lang

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 (hoc thieu)) lang - ((thanh trung) or (hanh trang)) va hang cong tac quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) lang - ((thanh trung) OR (hanh trang)) va hang cong tac quan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) lang - ((thanh trung) or (hanh trang)) va hang cong tac quan cau*.