Perhaps you should try some spelling variations:
xuan tuan » xuan thuan, xuan toan, xuan tan
cam xuan » cao xuan, pham xuan, cam chan
te sach » toc sach
sach ky » sac ky, sach y, sach ty
hieu va » hieu qua
anh vai » anh va, anh bai, anh van
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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 ky nang ((x ho) or (xa hoi)). ((hieu va) or (lieu va)) cam xuan tuan anh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((x ho) OR (xa hoi)). ((hieu va) OR (lieu va)) cam xuan tuan anh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((x ho) or (xa hoi)). ((hieu va) or (lieu va)) cam xuan tuan anh vai cua tre*.