Perhaps you should try some spelling variations:
sach van » sach han, sach va, bach van
ban hanh » ban hang
tu sach » thu sach, su sach, te sach
van anh » van thanh, tuan anh, van minh
cao xuc » cam xuc, cao duc, cao suc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
su tien » su kien, su hien, tu tieng
va cao » va cac, va co, va dao
ki su » ky su

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 van ((nang xa) or (nang ma)) hoi. hieu va cao xuc ((van anh) or (ban hanh)) ki su tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach van ((nang xa) OR (nang ma)) hoi. hieu va cao xuc ((van anh) OR (ban hanh)) ki su tien.
• Adding a wildcard symbol may retrieve word variants: tu sach van ((nang xa) or (nang ma)) hoi. hieu va cao xuc ((van anh) or (ban hanh)) ki su tien*.