Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
sach ky » sac ky, sach y, sach ty
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
ve cham » va cham, ve chat, vu cham
xa hanh » xa thanh, xa khanh, va hanh
cua tre » cua te, cuu tre, dua tren
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky tang xa hoi. hieu ((ve cham) or (ve cac)) tuc xa hanh vi ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky tang xa hoi. hieu ((ve cham) OR (ve cac)) tuc xa hanh vi ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: thu sach ky tang xa hoi. hieu ((ve cham) or (ve cac)) tuc xa hanh vi ((cua tre) or (cua triet))*.