Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
va thanh » gia thanh, ban thanh, le thanh
va tinh » may tinh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
cam duc » cam xuc, pham duc, nam duoc
sach ky » sac ky, sach y, sach ty
cao duc » dao duc, cao suc, giao duc
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky nang xa hoi. hieu ve ((cam duc) OR (cao duc)) ((va thanh) OR (va tinh)) vai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sach ky nang xa hoi. hieu ve ((cam duc) or (cao duc)) ((va thanh) OR (va tinh)) vai cua te~".
• Adding a wildcard symbol may retrieve word variants: hoc sach ky nang xa hoi. hieu ve ((cam duc) or (cao duc)) ((va thanh) OR (va tinh)) vai cua te*.