Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
soc ban » hoc ban, coc ban, so ban
cua tre » cua te, cuu tre, cua triet
hanh ve » hanh vi, hanh va, hanh kem
sach tu » sach thu, cach tu, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
tu nang » tru nang, tu nong, tu nano
anh ve » anh va, anh viet, thanh 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: tu sach tu nang x hoi. hieu ve cham soc ban ((anh ve) or (hanh ve)) ((cua tre) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tu nang x hoi. hieu ve cham soc ban ((anh ve) OR (hanh ve)) ((cua tre) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: tu sach tu nang x hoi. hieu ve cham soc ban ((anh ve) or (hanh ve)) ((cua tre) or (cua tu))*.