Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
ve triet » va trien
su triet » su viet, su tien
thanh vi » hanh vi, thanh va, thanh ve
sach ty » sach y, sach tu, sach thu
xuc van » duc van, luc van, vuc van
tu sach » thu sach, su sach, te sach
hieu ve » hieu va, hieu van
ty nang » ky nang, ty xang, ty hang
ma hoi » mai hoi, xa hoi, me hoi
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 ty nang ((ma hoi) OR (ma hoa)). hieu ve cam xuc van thanh vi ((su triet) OR (ve triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang ((ma hoi) OR (ma hoa)). hieu ve cam xuc van thanh vi ((su triet) or (ve triet))~".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang ((ma hoi) OR (ma hoa)). hieu ve cam xuc van thanh vi ((su triet) or (ve triet))*.