Perhaps you should try some spelling variations:
tan thanh » tran thanh, tang thanh, toan thanh
thu bang » thu ban, thu hang, chu bang
thanh ve » hanh ve, thanh va, thanh vien
su sach » so sach
vu sach » vu bach, vu khach
bang xa » lang xa, bang va, mang xa
qua cai » qua hai, qua cac, qua ca
cai duc » cao duc, mai duc, hoai duc
cua tre » cuu tre, cua triet, dua tren
cua te » cua tu

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 (vu sach)) thu bang xa hoi. hieu qua cai duc tan thanh ve ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) thu bang xa hoi. hieu qua cai duc tan thanh ve ((cua tre) or (cua te))~".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) thu bang xa hoi. hieu qua cai duc tan thanh ve ((cua tre) or (cua te))*.