Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
hieu quan » hieu qua, lieu quan, thien quan
tranh cua » doanh cua, manh cua
trung cua » truong cua, trung tuan, trung cap
bang cong » dang cong, bang song, hang cong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (hieu quan)) - hanh ((tranh cua) OR (trung cua)) bang cong danh toan tap~.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (hieu quan)) - hanh ((tranh cua) or (trung cua)) bang cong danh toan tap*.