Perhaps you should try some spelling variations:
hieu quan » lieu quan, thien quan, lien quan
ngoc anh » ngu anh
hanh via » hanh vi, hanh va, hanh ve
van hanh » van thanh, ban hanh, van anh
cam luc » cam xuc, cau luc
luc van » luoc van, luu van, duc van
nang xa » nang x, lang xa, nang ma
va nang » van nang, da nang, cam nang
cua tre » cuu tre, cua triet, dua tren
anh va » hanh va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ngoc anh va nang xa hoi. ((hieu qua) or (hieu quan)) cam luc van hanh via ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ngoc anh va nang xa hoi. ((hieu qua) OR (hieu quan)) cam luc van hanh via ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ngoc anh va nang xa hoi. ((hieu qua) or (hieu quan)) cam luc van hanh via ((cua tre) or (cua te))*.