Perhaps you should try some spelling variations:
ve triet » va trien, su triet
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu va » lieu va, hieu qua
cac tuc » cac toc, cac tu, cac tac
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky dang xa hoi. hieu va cac tuc ((va danh) or (va hanh)) sai ((ve triet) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang xa hoi. hieu va cac tuc ((va danh) OR (va hanh)) sai ((ve triet) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sac ky dang xa hoi. hieu va cac tuc ((va danh) or (va hanh)) sai ((ve triet) or (cua te))*.