Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
trang cua » tranh cua, trung cua, thang cua
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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) or (chinh sach)) - hanh ((trang cua) or (tang cua)) nhung cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chinh sach)) - hanh ((trang cua) OR (tang cua)) nhung cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chinh sach)) - hanh ((trang cua) or (tang cua)) nhung cong dan chan ban*.