Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
duc manh » suc manh, duc anh, duc minh
hanh vai » hanh vi, hanh va, hanh tai
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
ky hang » ky nang, ly hang, ky dang
hieu ve » hieu va, hieu van
duc van » duc va, duc tan, duc phan
vai cua » dai cua, hai cua, lai cua
va hoi » xa hoi, va hoc, va 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: so sanh ky hang va hoi. hieu ve cac ((duc van) or (duc manh)) hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky hang va hoi. hieu ve cac ((duc van) OR (duc manh)) hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: so sanh ky hang va hoi. hieu ve cac ((duc van) or (duc manh)) hanh vai cua triet*.