Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
ve triet » va trien, su triet
thanh vi » hanh vi, thanh va, thanh ve
mai khoi » mai khoa, tai khoa, cac khoi
tu sach » thu sach, su sach, te sach
xuc van » duc van, luc van, vuc van
su tien » su kien, su hien, tu tieng
hieu ve » hieu va, hieu van
mai hoi » dai hoi, lai hoi, mai doi
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang ((mai hoi) OR (mai khoi)). hieu ve cam xuc van thanh vi ((ve triet) OR (su tien))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang ((mai hoi) OR (mai khoi)). hieu ve cam xuc van thanh vi ((ve triet) or (su tien))~".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang ((mai hoi) OR (mai khoi)). hieu ve cam xuc van thanh vi ((ve triet) or (su tien))*.