Perhaps you should try some spelling variations:
ban tinh » ban thanh, quan tinh, ban hanh
tinh vai » tinh va, tinh hai, tinh bai
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky danh » ky anh, ky dang
danh xa » danh ca, dinh xa, canh xa
ve cham » va cham, ve chat, ve chim
vu cham » va cham, vu kham, tu cham
cac ban » cac dan, cac van, can ban
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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 danh xa hoi. hieu ((ve cham) or (vu cham)) cac ban tinh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky danh xa hoi. hieu ((ve cham) OR (vu cham)) cac ban tinh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky danh xa hoi. hieu ((ve cham) or (vu cham)) cac ban tinh vai cua tre*.