Perhaps you should try some spelling variations:
dinh tai » dinh toai, dinh tri, dinh thi
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
thuc va » thuc vat, thuc dan, thuc day
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
tuc va » truc va, tuc xa, duc va

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 y nang xa hoi. hieu ve chat ((tuc va) or (thuc va)) dinh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve chat ((tuc va) OR (thuc va)) dinh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve chat ((tuc va) or (thuc va)) dinh tai cua tre*.