Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
hieu lang » chieu sang, hieu quang, hieu van
trang cua » tranh cua, trung cua, thang cua
hang cong » dang cong, hang nong, bang cong
tap doanh » tap doan, lap doanh, tap danh
doanh ban » doanh bat, doanh van, doanh nhan
tang cua » mang cua, hang cua, tang luan
cong tap » cuong tap, cong tac, cong tan

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

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