Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ve triet » va trien, su triet
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
cac tuc » cac toc, cac tu, cac tac
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
xa dau » xa dai, ga dau, xang dau
va dau » va dao

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. lieu va cac tuc ((xa dau) or (va dau)) vai ((cua triet) or (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang xa hoi. lieu va cac tuc ((xa dau) OR (va dau)) vai ((cua triet) OR (ve triet)).
• Adding a wildcard symbol may retrieve word variants: te sac ky dang xa hoi. lieu va cac tuc ((xa dau) or (va dau)) vai ((cua triet) or (ve triet))*.