Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hoang xanh » hoang anh, hoang van, hoang minh
thanh lap » thanh san, phan lap, thanh hai
xanh cua » manh cua, hanh cua, anh cua
dung dan » dung dat, tung dan, huong dan
dung san » dong san, dung sai, dung luan
cua ap » cua tap, qua ap, cua am

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 xanh) or (chieu sach)) - hoang xanh cua ap ((dung dan) OR (dung san)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - hoang xanh cua ap ((dung dan) OR (dung san)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sach)) - hoang xanh cua ap ((dung dan) OR (dung san)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sach)) - hoang xanh cua ap ((dung dan) OR (dung san)) thanh lap*.