Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh va » thanh van, hanh va, thanh ha
su triet » su tien, ve triet
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu van
hieu va » lieu va, hieu qua
su viet » so viet
tu sai » tu bai, tu san, tu cai
sai ky » sac ky

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 sai ky dang xa hoi. ((hieu ve) OR (hieu va)) pham duc va thanh va ((su triet) OR (su viet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky dang xa hoi. ((hieu ve) or (hieu va)) pham duc va thanh va ((su triet) OR (su viet))~".
• Adding a wildcard symbol may retrieve word variants: tu sai ky dang xa hoi. ((hieu ve) or (hieu va)) pham duc va thanh va ((su triet) OR (su viet))*.