Perhaps you should try some spelling variations:
tinh vai » tinh va, tinh hai, tinh bai
cho hang » cho thanh, cho phan, thi hang
so sach » so sanh, bo sach, co sach
vai cua » dai cua, hai cua, lai cua
xa tinh » va tinh, ha tinh, ca tinh
cam tuc » cam xuc, cam tu, nam thuc
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
ly hang » ly quang
lo hang » le hang, le thang, voi hang
va cam » va cham, va cac, va cao
va hoi » xa hoi, va hoc, va hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((((lo hang) OR (cho hang))) or (ly hang)) va hoi. hieu va cam tuc xa tinh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((((lo hang) OR (cho hang))) OR (ly hang)) va hoi. hieu va cam tuc xa tinh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ((((lo hang) OR (cho hang))) or (ly hang)) va hoi. hieu va cam tuc xa tinh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: so sach ((((lo hang) OR (cho hang))) or (ly hang)) va hoi. hieu va cam tuc xa tinh vai cua tre*.