Perhaps you should try some spelling variations:
chua triet » cua triet, chua thiet, chua trieu
thuc dan » thuc hanh, hoc dan
sach ky » sac ky, sach ty, sach kem
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
hanh va » hang va, hanh vi
va chua » vua chua, ca chua, va chu
ve am » va am

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((sach ky) OR (sach y)) lang xa hoi. hieu ve am ((thuc dan) or (thuc vat)) hanh va chua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach ky) OR (sach y)) lang xa hoi. hieu ve am ((thuc dan) OR (thuc vat)) hanh va chua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((sach ky) OR (sach y)) lang xa hoi. hieu ve am ((thuc dan) or (thuc vat)) hanh va chua triet*".