Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lieu quan » lien quan, lieu van
cua nhung » va nhung
canh ban » can ban, canh dan, canh van
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
toan cao » toan ban
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((lieu quan) or (hieu qua)) - canh ban cua nhung cong dan ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu quan) OR (hieu qua)) - canh ban cua nhung cong dan ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((lieu quan) or (hieu qua)) - canh ban cua nhung cong dan ((toan tap) or (toan cao))*.