Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
hai chau » lai chau, ha chau, hat chau
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
xuc ban » duc ban, cuc ban, quoc ban
hai cau » hai chu, hai hau, hoi cau

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 ky dang xa hoi. hieu van cham xuc ban thanh ((hai cau) or (hai chau)) treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky dang xa hoi. hieu van cham xuc ban thanh ((hai cau) OR (hai chau)) treo.
• Adding a wildcard symbol may retrieve word variants: tu sach ky dang xa hoi. hieu van cham xuc ban thanh ((hai cau) or (hai chau)) treo*.