Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
lieu van » hieu van, sieu van, lieu nano
thai cua » than cua, tai cuc, tri cua
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky nang xa hoi. ((lieu van) or (lieu va)) bac xuc va hanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang xa hoi. ((lieu van) OR (lieu va)) bac xuc va hanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: so sach ky nang xa hoi. ((lieu van) or (lieu va)) bac xuc va hanh thai cua tre*.