Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
pham duy » pham duc
voi pham » vi pham, toi pham, loai pham
hieu voi » hieu moi, lieu voi, hieu loi
lang van » dang van, tang van, hoang van
vai cua » dai cua, hai cua, lai cua
duy ban » uy ban, duy van, duy can
dang ky » dang y, dong ky, dang xay
lang xa » lang ha, dang xay
dan ky » van 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 ((dang ky) OR (dan ky)) ((lang xa) or (lang van)) hoi. hieu voi pham duy ban hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((dang ky) OR (dan ky)) ((lang xa) OR (lang van)) hoi. hieu voi pham duy ban hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((dang ky) OR (dan ky)) ((lang xa) or (lang van)) hoi. hieu voi pham duy ban hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu ((dang ky) OR (dan ky)) ((lang xa) or (lang van)) hoi. hieu voi pham duy ban hanh vai cua triet*.