Perhaps you should try some spelling variations:
nang giao » nang cao
thu sach » tu sach, thuat sach, thuoc sach
anh giau » anh giao, canh giac, anh giang
cac lop » cac hop, cac loai
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
cac lo » cac co, cac bo, cac ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y nang xa hoi. hieu ve ((cac lo) or (cac lop)) van ((anh giau) or (nang giao)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y nang xa hoi. hieu ve ((cac lo) OR (cac lop)) van ((anh giau) OR (nang giao)) cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach y nang xa hoi. hieu ve ((cac lo) or (cac lop)) van ((anh giau) or (nang giao)) cua tre*.