Perhaps you should try some spelling variations:
ban thanh » ban hanh
thu sach » tu sach, thuat sach, thuoc sach
nang dau » hang dau, xang dau, nang du
cham xuc » cam xuc, chat xuc, cham soc
ban hang » ngan hang
dau hoi » cau hoi, dai hoi, dan hoi
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y nang dau hoi. hieu ve cham xuc ((ban thanh) OR (ban hang)) tai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach y nang dau hoi. hieu ve cham xuc ((ban thanh) OR (ban hang)) tai cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sach y nang dau hoi. hieu ve cham xuc ((ban thanh) OR (ban hang)) tai cua tre*.