Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
ban thanh » ban hanh, ban hang
bao thuc » cao thuoc, va thuc, dan thuc
thanh ve » hanh ve, thanh va, thanh vien
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cua tre » cuu tre, cua triet, dua tren
y lang » o lang, _ lang, tay lang
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: nuoc sach y lang xa hoi. hieu va ((bao thuc) OR (am thuc)) ban thanh ve ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach y lang xa hoi. hieu va ((bao thuc) OR (am thuc)) ban thanh ve ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "nuoc sach y lang xa hoi. hieu va ((bao thuc) OR (am thuc)) ban thanh ve ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: nuoc sach y lang xa hoi. hieu va ((bao thuc) OR (am thuc)) ban thanh ve ((cua tre) or (cua te))*.