Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
van cham » van chat, van tham, va cham
hanh tai » thanh tai, hang tai, han tai
hanh lai » hanh lam, thanh lap, thanh loi
thi van » thi lan, thi hanh, thi nang
cao hoc » co hoc, cho hoc, chat hoc
tu sach » thu sach, su sach, te sach
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu hoach) or (tu sach)) ky nang cao hoc. thi van cham xuc va ((hanh lai) or (hanh tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu hoach) OR (tu sach)) ky nang cao hoc. thi van cham xuc va ((hanh lai) OR (hanh tai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: ((thu hoach) or (tu sach)) ky nang cao hoc. thi van cham xuc va ((hanh lai) or (hanh tai)) cua tre*.