Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
khuc van » thuc van, chuc van, phuc van
chuc can » chuc van, thuc can, chuc nang
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
hang di » hang doi, hang vi, hang dien
cua tre » cua te, cuu tre, cua triet
ve cau » ke cau, va cau, ve cac
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach ky nang xa hoi. hieu ve cau ((((khuc van) or (chuc can))) or (thuc va)) hang di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach ky nang xa hoi. hieu ve cau ((((khuc van) OR (chuc can))) OR (thuc va)) hang di cua tre.
• Adding a wildcard symbol may retrieve word variants: nuoc sach ky nang xa hoi. hieu ve cau ((((khuc van) or (chuc can))) or (thuc va)) hang di cua tre*.