Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cong nong » cong dong, cong trong, cong luong
cong cong » cong dong, trong cong, dung cong
nho hieu » nha hieu, nho sieu, nhu hieu
sinh cua » manh cua, dinh cuu, sinh va
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho hieu lang - hanh sinh cua ((cong nong) or (cong cong)) san ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho hieu lang - hanh sinh cua ((cong nong) OR (cong cong)) san ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: nho hieu lang - hanh sinh cua ((cong nong) or (cong cong)) san ((toan tai) or (toan cao))*.