Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
dang xay » dang van, van xay
hieu van » hieu va, thien van, lieu va
su triet » su viet, ve triet
su tien » su kien, su hien, tu tieng
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
van cam » van nam, van lam, van cau
va hanh » va thanh, va danh, ban hanh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky dang xay hoi. hieu van cam xuc ((va hanh) or (van hanh)) vi ((su triet) or (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang xay hoi. hieu van cam xuc ((va hanh) OR (van hanh)) vi ((su triet) OR (su tien)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang xay hoi. hieu van cam xuc ((va hanh) or (van hanh)) vi ((su triet) or (su tien))*.