Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cau theo » cau thi, cau tao
thanh ve » hanh ve, thanh va, thanh vien
xuc van » duc van, luc van, vuc van
te sach » toc sach
nang xa » nang x, lang xa, nang ma
su sach » so sach, vu sach
ve cau » ke cau, va cau, ve cac
va cam » va cham, va cao, va cai

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: ((te sach) OR (su sach)) ky nang xa hoi. hieu ((va cam) OR (va cac)) xuc van thanh ve cau theo~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (su sach)) ky nang xa hoi. hieu ((va cam) OR (va cac)) xuc van thanh ve cau theo~".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (su sach)) ky nang xa hoi. hieu ((va cam) OR (va cac)) xuc van thanh ve cau theo*.