Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thai cua » than cua, tai cuc, tri cua
cham xuc » cam xuc, chat xuc, cham soc
va dinh » van dinh, va kinh, va tinh
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach y, sach ty
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
ky dang » ky nang, ky danh
ve cham » va cham, ve chat, vu cham
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 dang ((ma hoi) OR (mai hoi)). hieu ve cham xuc ((va hanh) or (va dinh)) thai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky dang ((ma hoi) OR (mai hoi)). hieu ve cham xuc ((va hanh) OR (va dinh)) thai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky dang ((ma hoi) OR (mai hoi)). hieu ve cham xuc ((va hanh) or (va dinh)) thai cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach ky dang ((ma hoi) OR (mai hoi)). hieu ve cham xuc ((va hanh) or (va dinh)) thai cua triet*.