Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
ganh nang » anh nang, nganh nong, van nang
dung cong » dung trong
anh tang » anh dang, anh nang, anh sang
anh bang » anh hoang, anh quang, tinh bang
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan tai » van tai, dan thi, han tai
tai sao » tai san

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 sach - ((((anh tang) or (anh bang))) or (ganh nang)) cua dung cong dan tai sao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((((anh tang) OR (anh bang))) OR (ganh nang)) cua dung cong dan tai sao*.