Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
sach thu » sach thue, sach tham, cach thuc
van anh » tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
cau luc » cau truc, cau phuc
hieu ve » hieu va, hieu van
de cua » le cua, te cua, dieu cua
ve cau » ke cau, va cau, ve cac
x hoi » xa hoi, o hoi, x ho

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 thu) OR (sach thieu)) nang x hoi. hieu ve cau luc ((van thanh) or (van anh)) de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach thu) OR (sach thieu)) nang x hoi. hieu ve cau luc ((van thanh) OR (van anh)) de cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach thu) OR (sach thieu)) nang x hoi. hieu ve cau luc ((van thanh) or (van anh)) de cua tre*".