Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thi hang » thi hanh, thi nang, thi hong
thanh vi » hanh vi, thanh va, thanh ve
tu sach » thu sach, su sach, te sach
ty hang » ly hang, ty xang, thu hang
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ty hang) OR (thi hang)) ((x ho) or (xa hoi)). lieu va cam xuc ban thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty hang) OR (thi hang)) ((x ho) OR (xa hoi)). lieu va cam xuc ban thanh vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty hang) OR (thi hang)) ((x ho) or (xa hoi)). lieu va cam xuc ban thanh vi cua tre*".