Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
tu tong » tu tuong, tu trong, tu dong
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
su can » su van, su cao, tu can
can tu » ban tu, van tu, han tu
ve cac » va cac, vien cac
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, 5 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 can tu tong ((x hoi) or (x ho)). hieu ve cac xuc ((va hanh) or (ban hanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su can tu tong ((x hoi) OR (x ho)). hieu ve cac xuc ((va hanh) OR (ban hanh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: su can tu tong ((x hoi) or (x ho)). hieu ve cac xuc ((va hanh) or (ban hanh)) vi cua triet*.