Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
cac tac » cac toc, cac bac, cac dac
va hanh » van hanh, va thanh, va danh
va tinh » may tinh
vai cua » dai cua, hai cua, lai cua
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
ve cac » va cac, vien cac

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 y nang ma hoi. hieu ve cac tac ((va hanh) or (va tinh)) vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. hieu ve cac tac ((va hanh) OR (va tinh)) vai cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. hieu ve cac tac ((va hanh) or (va tinh)) vai cua triet*.