Perhaps you should try some spelling variations:
dinh toi » dinh tri, dinh thi, dinh moi
truc va » thuc vat, trung va
toi cua » troi cua, tri cua, hoi cua
thuc va » thuc vat, thuc dan, thuc day
thu sac » thu sach, thu san, thu xac
van hai » van ha, van chat, van hanh
van cac » van hac, van cau, van bac
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac ky nang xa hoi. hieu ((van cac) or (van hai)) ((truc va) or (thuc va)) dinh toi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac ky nang xa hoi. hieu ((van cac) OR (van hai)) ((truc va) OR (thuc va)) dinh toi cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sac ky nang xa hoi. hieu ((van cac) or (van hai)) ((truc va) or (thuc va)) dinh toi cua tre*.