Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trinh » canh tranh, hanh chinh
cua trong » cua truong, cua trung, qua trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chi) or (ho chieu)) xanh - ((thanh trung) or (hanh trinh)) cua trong cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (ho chieu)) xanh - ((thanh trung) OR (hanh trinh)) cua trong cong dan than cao.
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (ho chieu)) xanh - ((thanh trung) or (hanh trinh)) cua trong cong dan than cao*.