Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dung doi » huong doi, dung tai, dung co
danh doi » danh di, thanh doi, danh hoa
sanh ky » hanh ky, sang ky, nganh ky
cac tuc » cac toc, cac tu, cac tac
so sanh » do sanh
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
ma hoi » xa hoi, ma hoa, me hoi
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: so sanh ky nang ((ma hoi) or (mai hoi)). hieu ve cac tuc xa ((danh doi) or (dung doi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky nang ((ma hoi) OR (mai hoi)). hieu ve cac tuc xa ((danh doi) OR (dung doi)) cua triet.
• Adding a wildcard symbol may retrieve word variants: so sanh ky nang ((ma hoi) or (mai hoi)). hieu ve cac tuc xa ((danh doi) or (dung doi)) cua triet*.