Perhaps you should try some spelling variations:
chinh quan » chinh luan, chinh quyen, chinh ngan
hieu lang » chieu sang, hieu quang, nhieu tang
quan lang » quan hoang, gian lang, quan luan
cong san » cong tac
than tap » han tap, phan tap, than cap
toan tap » toan ban
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh chinh quan lang ((cong ty) or (cong san)) ((than tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh chinh quan lang ((cong ty) OR (cong san)) ((than tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - hanh chinh quan lang ((cong ty) or (cong san)) ((than tap) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh chinh quan lang ((cong ty) or (cong san)) ((than tap) OR (toan tap))*.