Perhaps you should try some spelling variations:
ban hanh » ban hang
cham xuc » cam xuc, chat xuc, cham soc
cay phoi » cap phoi, tay hoi, cay cho
su sach » so sach, vu sach
va cham » va chat, va tham
cuu tre » cua tre, cau tren, cau treo
xuc ban » duc ban, cuc ban, quoc ban
hieu va » lieu va, hieu qua
sach ky » sac ky, sach y, sach ty
xay hoi » xa hoi, tay hoi, gay thoi
ky danh » ky anh, ky dang
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 danh ((xay hoi) OR (cay phoi)). hieu va cham xuc ban hanh vi ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky danh ((xay hoi) OR (cay phoi)). hieu va cham xuc ban hanh vi ((cuu tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky danh ((xay hoi) OR (cay phoi)). hieu va cham xuc ban hanh vi ((cuu tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: su sach ky danh ((xay hoi) OR (cay phoi)). hieu va cham xuc ban hanh vi ((cuu tre) or (cua te))*.