Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cham xuc » cam xuc, chat xuc, cham soc
thanh vi » hanh vi, thanh va, thanh ve
su sach » so sach, vu sach
cua tre » cuu tre, cua triet, dua tren
xuc van » duc van, luc van, vuc van
vu cham » va cham, vu kham, tu cham
sach ky » sac ky, sach y, sach ty
hieu vu » hieu va, hieu ve, hieu su
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
cua te » cua tu

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 ky ((nang xa) or (lang xa)) hoi. hieu vu cham xuc van thanh vi ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky ((nang xa) OR (lang xa)) hoi. hieu vu cham xuc van thanh vi ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky ((nang xa) or (lang xa)) hoi. hieu vu cham xuc van thanh vi ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: su sach ky ((nang xa) or (lang xa)) hoi. hieu vu cham xuc van thanh vi ((cua tre) OR (cua te))*.