Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
yen tinh » tuyen tinh
cong van » cong vang, cong san, song van
quan cau » quang cao, toan cau, quan cua
tang va » trang va, tang van, thang va
va dung » van dung, va duong, vat dung
quan ha » quan he

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 (yen tinh)) - hanh tang va dung cong van ((quan cau) OR (quan ha))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (yen tinh)) - hanh tang va dung cong van ((quan cau) OR (quan ha))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (yen tinh)) - hanh tang va dung cong van ((quan cau) OR (quan ha))*".