Perhaps you should try some spelling variations:
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
luan hung » luan chung, luan ung, tuan hung
anh tang » anh bang, anh dang, anh nang
lan hung » van hung, luan chung, lan phuong
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, toan cao
toan ban » van 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 chiet tach - anh tang ((luan hung) OR (lan hung)) cong dan ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chiet tach - anh tang ((luan hung) OR (lan hung)) cong dan ((toan tai) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chiet tach - anh tang ((luan hung) OR (lan hung)) cong dan ((toan tai) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chiet tach - anh tang ((luan hung) OR (lan hung)) cong dan ((toan tai) or (toan ban))*.