Perhaps you should try some spelling variations:
luong thanh » muong thanh, truong thanh, dong thanh
nhung luong » hung luong, nhung huong, nhung tuong
thanh toan » thanh hoa, thanh san, tinh toan
hieu lang » chieu sang, hieu quang, nhieu tang
doanh cua » doanh luan
doi hieu » doi chieu, doc hieu, doi hien
doanh va » doan va, doanh tai, hanh va
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: doi hieu lang - hanh ((doanh va) OR (doanh cua)) nhung luong thanh toan tap~.
• Adding a wildcard symbol may retrieve word variants: doi hieu lang - hanh ((doanh va) or (doanh cua)) nhung luong thanh toan tap*.