Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh va » thanh van, hanh va, thanh ha
cham xuc » cam xuc, chat xuc, cham soc
sach ky » sac ky, sach y, sach ty
xuc van » duc van, luc van, vuc van
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
so sach » so sanh, bo sach, co sach
lang ha » long ha
lang xa » dang xay, lang van
nang ma » tang ma, sang ma, nang cao
cua tre » cua te, cuu tre, cua triet
va cua » va chua, via cua, ca cua

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

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