Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
trang cua » tranh cua, tang cua, trung cua
doanh cua » doanh luan
cong cong » cong dong, trong cong, dung cong
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai
ho hieu » ho chieu, hoi hieu, nho hieu

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 - hanh ((trang cua) or (doanh cua)) ((cong cong) or (dung trong)) van thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh ((trang cua) OR (doanh cua)) ((cong cong) OR (dung trong)) van thanh tai.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh ((trang cua) or (doanh cua)) ((cong cong) or (dung trong)) van thanh tai*.