Perhaps you should try some spelling variations:
cua triet » su triet, va triet
cua viet » ca viet, hoa viet, cua vat
dinh tri » chinh tri
cham xuc » cam xuc, chat xuc, cham soc
van cham » van chat, van tham, va cham
hieu van » hieu va, thien van, lieu va
thu sach » thuat sach, thuoc sach, thu hoach
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
va dinh » van dinh, va kinh, va tinh
tu sach » su sach, te sach, tu cach
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (thu sach)) ky lang xa hoi. hieu van cham xuc va dinh tri ((cua triet) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky lang xa hoi. hieu van cham xuc va dinh tri ((cua triet) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu sach)) ky lang xa hoi. hieu van cham xuc va dinh tri ((cua triet) or (cua viet))*.