Perhaps you should try some spelling variations:
sach thi » sach thu, sach tai, sach thieu
thi nang » thi cong, ki nang, thi hanh
cham xuc » cam xuc, chat xuc, cham soc
te sach » toc sach
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
xuc ban » duc ban, cuc ban, quoc ban
ban anh » ban hanh, ban banh, ban danh
cua tre » cua te, cuu tre, cua triet
anh de » hanh de, anh d, anh ve
cua tu » cua tuc, cua su, cua cu
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 thi nang x hoi. hieu vu cham xuc ban anh de ((cua tre) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thi nang x hoi. hieu vu cham xuc ban anh de ((cua tre) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: te sach thi nang x hoi. hieu vu cham xuc ban anh de ((cua tre) or (cua tu))*.