Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
nang xa » nang x, lang xa, nang ma
te sach » toc sach
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xuc van » duc van, luc van, xuc ban
hanh va » hang va, hanh vi
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuoc sach) or (te sach)) ky nang xa hoi. hieu ve cham xuc van hanh va ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (te sach)) ky nang xa hoi. hieu ve cham xuc van hanh va ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) or (te sach)) ky nang xa hoi. hieu ve cham xuc van hanh va ((cua tre) or (cuu tre))*.