Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
truc van » thuc van, truc ban, truc dan
hieu ve » hieu va, hieu van
truc va » thuc va, thuc vat, trung va
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cau » ke cau, va cau, ve cac
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky nang x hoi. hieu ve cau ((truc van) or (truc va)) hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang x hoi. hieu ve cau ((truc van) OR (truc va)) hanh vi cua triet*.