Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quang dong » quan dong, quang cuong, quang hoang
quang dung » quang trung, ung dung, cuong dung
hanh tram » hanh tam, hanh trang, thanh tran
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (trieu tinh)) - hanh tram ((quang dong) OR (quang dung)) cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (trieu tinh)) - hanh tram ((quang dong) OR (quang dung)) cong dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (trieu tinh)) - hanh tram ((quang dong) OR (quang dung)) cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (trieu tinh)) - hanh tram ((quang dong) OR (quang dung)) cong dan toan tap*.