Perhaps you should try some spelling variations:
sach hay » sach han, sach ha, sach nay
hay lang » ha lang, tay lang, nhan lang
nam thuc » nam thuoc, am thuc, nam thu
va triet » va thiet, va trien, ve triet
te sach » toc sach
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
thuc va » thuc vat, thuc dan, thuc day
va tinh » may tinh
tinh ve » trinh ve, tinh ven, dinh ve
ve nam » he nam, va nam, le nam
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: te sach hay lang xa hoi. hieu ve nam thuc va tinh ve ((cua te) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hay lang xa hoi. hieu ve nam thuc va tinh ve ((cua te) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: te sach hay lang xa hoi. hieu ve nam thuc va tinh ve ((cua te) or (va triet))*.