Perhaps you should try some spelling variations:
su sach » so sach, vu sach
dinh de » dinh ve, dinh du, dinh le
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
so sanh » do sanh
loc va » hoc va, luc va
de cua » le cua, te cua, dieu cua
va cam » va cham, va cac, va cao

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: ((su sach) OR (so sanh)) ky nang xa hoi. hieu va cam ((loc va) OR (tuc xa)) dinh de cua tre~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) ky nang xa hoi. hieu va cam ((loc va) or (tuc xa)) dinh de cua tre*.