Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
dung cong » dung trong
van dung » van dong, xay dung, tin dung
dan chan » dan ca, van chat

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 xanh) or (chieu sang)) - hanh trinh van dung cong ((dan chan) OR (dan gian)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sang)) - hanh trinh van dung cong ((dan chan) OR (dan gian)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chieu sang)) - hanh trinh van dung cong ((dan chan) OR (dan gian)) ban".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sang)) - hanh trinh van dung cong ((dan chan) OR (dan gian)) ban*.