Perhaps you should try some spelling variations:
te sach » toc sach
su sach » so sach, vu sach
bo sach » co sach, hoc sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
va hanh » van hanh, va thanh, va danh
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((te sach) or (su sach))) or (bo sach)) ky nang xa hoi. hieu va cam duc va hanh vi cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te sach) OR (su sach))) OR (bo sach)) ky nang xa hoi. hieu va cam duc va hanh vi cua vat.
• Adding a wildcard symbol may retrieve word variants: ((((te sach) or (su sach))) or (bo sach)) ky nang xa hoi. hieu va cam duc va hanh vi cua vat*.