Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
van dung » van dong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - hanh trinh ((((van dung) or (tin dung))) or (xay dung)) cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh trinh ((((van dung) OR (tin dung))) OR (xay dung)) cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh trinh ((((van dung) or (tin dung))) or (xay dung)) cong dan chan ban*.