Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
cham xuc » cam xuc, chat xuc, cham soc
ban banh » ban hanh, ban anh, ban danh
su sach » so sach, vu sach
cua tre » cua te, cuu tre, cua triet
banh de » hanh de, banh keo, thanh de
xuc ban » duc ban, cuc ban, quoc ban
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
tu nang » tru nang, tu nong, tu nano
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: ((su sach) or (thuat sach)) tu nang x hoi. hieu vu cham xuc ban banh de ((cua tre) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thuat sach)) tu nang x hoi. hieu vu cham xuc ban banh de ((cua tre) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thuat sach)) tu nang x hoi. hieu vu cham xuc ban banh de ((cua tre) or (cua tu))*.