Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
xach tay » canh tay
van hanh » van thanh, ban hanh, van anh
soc van » hoc van, oc van, sac van
vu kham » vu khanh
lang xa » lang ha, dang xay, lang van
vu cham » va cham, tu cham, qua cham
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((xach tay) or (sach y)) lang xa hoi. hieu ((vu cham) or (vu kham)) soc van hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((xach tay) OR (sach y)) lang xa hoi. hieu ((vu cham) OR (vu kham)) soc van hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: te ((xach tay) or (sach y)) lang xa hoi. hieu ((vu cham) or (vu kham)) soc van hanh vi cua triet*.