Perhaps you should try some spelling variations:
thuoc sach » hoc sach, thuat sach, thuoc sinh
nuoc sach » nguoi sach, hoc sach, cuoc cach
nang xa » nang x, lang xa, nang ma
cao xuc » cam xuc, cao duc, cao suc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, van nang
va cao » va cac, va co, va dao
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuoc sach) OR (nuoc sach)) v nang xa hoi. lieu va cao xuc va hanh vi ((cua tre) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (nuoc sach)) v nang xa hoi. lieu va cao xuc va hanh vi ((cua tre) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuoc sach) OR (nuoc sach)) v nang xa hoi. lieu va cao xuc va hanh vi ((cua tre) or (cua tu))".
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) OR (nuoc sach)) v nang xa hoi. lieu va cao xuc va hanh vi ((cua tre) or (cua tu))*.