Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh ve » hanh ve, thanh va, thanh vien
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
ve bac » ve bao, ve cac, ve ban
bo van » vo van, so van, do van
ve cuu » ve cau, ve chu, ve cua
x hoi » o hoi, x ho, 5 hoi

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 ty nang ((x hoi) or (xa hoi)). hieu ve bac bo van thanh ve cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang ((x hoi) OR (xa hoi)). hieu ve bac bo van thanh ve cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ((x hoi) or (xa hoi)). hieu ve bac bo van thanh ve cuu tre*.