Perhaps you should try some spelling variations:
cua triet » su triet, va triet
cua viet » ca viet, hoa viet, cua vat
cham xuc » cam xuc, chat xuc, cham soc
va hanh » van hanh, va thanh, va danh
va dinh » van dinh, va kinh, va tinh
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
dang ma » dang mau, dang mam, dang mat
ky dang » ky nang, ky danh
ma hoi » mai hoi, xa hoi, ma hoa

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