Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, tu cach
lai cua » dai cua, hai cua, lai chau
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
sang xa » song xa, lang xa, sang ma
ky sang » ky nang, ky dang, ky tang
te sach » toc sach
ve cam » ve cham, ve cac, va cam

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) or (te sach)) ky sang xa hoi. hieu ve cam xuc ((va hanh) or (va danh)) lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky sang xa hoi. hieu ve cam xuc ((va hanh) OR (va danh)) lai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky sang xa hoi. hieu ve cam xuc ((va hanh) or (va danh)) lai cua tre*.