Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh tung » thanh cong
hanh trinh » canh tranh, hanh chinh
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, toan ban, than man

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 tinh - ((thanh tung) or (hanh trinh)) cua cong ((cong dan) OR (cong tan)) than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - ((thanh tung) OR (hanh trinh)) cua cong ((cong dan) OR (cong tan)) than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - ((thanh tung) or (hanh trinh)) cua cong ((cong dan) OR (cong tan)) than ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - ((thanh tung) or (hanh trinh)) cua cong ((cong dan) OR (cong tan)) than ban*.