Perhaps you should try some spelling variations:
bac thanh » ban thanh, cac thanh, tai thanh
nuoc sach » nguoi sach, hoc sach, cuoc cach
thanh ve » hanh ve, thanh va, thanh vien
luc bac » luc bat, luc khac
cua tre » cuu tre, cua triet, dua tren
hieu va » lieu va, hieu qua
cao luc » bao luc, cao duc, cao suc
va cao » va cac, va co, va dao
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
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: nuoc sach ((y nang) or (v nang)) xa hoi. hieu va cao luc bac thanh ve ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach ((y nang) OR (v nang)) xa hoi. hieu va cao luc bac thanh ve ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: nuoc sach ((y nang) or (v nang)) xa hoi. hieu va cao luc bac thanh ve ((cua tre) or (cua te))*.