Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
su sach » vu sach
so sach » so sanh, bo sach, hoc sach
co sach » bo sach, cuon sach, hoc sach
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
va cao » va cac, va co, va dao
cao tu » cao thu, co tu, cao su
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((su sach) or (so sach))) or (co sach)) ky nang x hoi. hieu va cao tu va hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((su sach) OR (so sach))) OR (co sach)) ky nang x hoi. hieu va cao tu va hanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((((su sach) or (so sach))) or (co sach)) ky nang x hoi. hieu va cao tu va hanh vai cuu tre*.