Perhaps you should try some spelling variations:
can thuc » dan thuc, van thuc, cay thuc
dinh tai » dinh toai, dinh tri, dinh thi
co sach » cuon sach, hoc sach
bo sach » hoc sach
ly hang » ly quang
hang xa » hoang xa, hang va, hang ca
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
va dinh » van dinh, va kinh, va tinh
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
ve can » ve canh, ve cac, ve ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((co sach) or (bo sach)) ly hang xa hoi. hieu ve can thuc va dinh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((co sach) OR (bo sach)) ly hang xa hoi. hieu ve can thuc va dinh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((co sach) or (bo sach)) ly hang xa hoi. hieu ve can thuc va dinh tai cua tre*.