Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
thanh vai » thanh hai, thanh van, thanh tai
vu sach » vu bach, su sach, vu khach
duc ban » duc tan, duc van, dua ban
van cau » van dau, van hau, van chat
van cam » van nam, van lam, van dam
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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: vu sach y nang xa hoi. hieu ((van cam) OR (van cau)) duc ban ((thanh vai) OR (thanh phan)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y nang xa hoi. hieu ((van cam) OR (van cau)) duc ban ((thanh vai) or (thanh phan)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: vu sach y nang xa hoi. hieu ((van cam) OR (van cau)) duc ban ((thanh vai) or (thanh phan)) cua tre*.