Perhaps you should try some spelling variations:
cuc triet » cua triet, su triet, cac trieu
cham xuc » cam xuc, chat xuc, cham soc
va dinh » van dinh, va kinh, va tinh
va danh » va dan, va hanh, dia danh
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
ky dang » ky nang, ky danh
ky sang » ky nang, ky tang, duy sang
ve cham » va cham, ve chat, vu cham

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ky sang) OR (ky dang)) xa hoi. hieu ve cham xuc ((va danh) or (va dinh)) tai cuc triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky sang) OR (ky dang)) xa hoi. hieu ve cham xuc ((va danh) OR (va dinh)) tai cuc triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ky sang) OR (ky dang)) xa hoi. hieu ve cham xuc ((va danh) or (va dinh)) tai cuc triet".
• Adding a wildcard symbol may retrieve word variants: su sach ((ky sang) OR (ky dang)) xa hoi. hieu ve cham xuc ((va danh) or (va dinh)) tai cuc triet*.