Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
chinh cua » chinh ca, chinh sua, hinh cua
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
chan cau » can cau, chinh cau, nhanh cau
phan cau » phan dau, phan cac, phan tu
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 chinh cua ((hang cong) or (dang cong)) thanh ((chan cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh chinh cua ((hang cong) OR (dang cong)) thanh ((chan cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh chinh cua ((hang cong) or (dang cong)) thanh ((chan cau) or (phan cau))*.