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 hanh » van hanh, va thanh, va danh
vu cham » va cham, vu kham, tu cham
sach ky » sac ky, sach y, sach ty
su sach » so sach, vu sach
mai hoi » mai khoi, dai hoi, lai hoi
ky sang » ky nang, ky dang, ky tang
hieu vu » hieu va, hieu ve, hieu su
ma hoi » xa hoi, ma hoa, me hoi

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