Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
hanh dai » hanh tai, hanh dao, vanh dai
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
va hanh » van hanh, va thanh, va danh
ke cau » ket cau
tuc va » thuc va, truc va, tuc xa
cua te » cua tu
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 ty nang x hoi. hieu ((vien cac) or (ke cau)) tuc va hanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang x hoi. hieu ((vien cac) OR (ke cau)) tuc va hanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang x hoi. hieu ((vien cac) or (ke cau)) tuc va hanh dai cua te*.