Perhaps you should try some spelling variations:
sach cam » sach cap, mach cam, sach tham
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va cham » va chat, va tham
xa hanh » xa thanh, xa khanh, va hanh
cua tre » cua triet, dua tren, cua thep
cuu tre » cau tren, cau treo
xuc xa » tuc xa, buc xa
cua te » cua tu

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

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