Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
ky trong » ly trong, ke trong, cay trong
bo sach » co sach, hoc sach
va hanh » van hanh, va thanh, va danh
cac hoi » cac thoi, cac khoi, cau hoi
hieu va » lieu va, hieu qua
cao xuc » cam xuc, cao duc, cao suc
di cua » dai cua, doi cua, de cua
va cao » va cac, va co, va dao
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((bo sach) or (toc sach)) ky trong cac hoi. hieu va cao xuc ((va hanh) or (gia dinh)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((bo sach) OR (toc sach)) ky trong cac hoi. hieu va cao xuc ((va hanh) OR (gia dinh)) di cua te.
• Adding a wildcard symbol may retrieve word variants: ((bo sach) or (toc sach)) ky trong cac hoi. hieu va cao xuc ((va hanh) or (gia dinh)) di cua te*.