can´t make fillet surface

hi guys good night

anione can help me in one problem .. i have made same surfaces and i cant make a continued fillet in sharp edge ...

i dont now if is the surface are made rong or is problem making fillet .. i only can make with face fillet but  problem is the fillet start in middle .

anione can help me ? is possible make make fillet with variable radius ?

iam gona attack the file and image to explain ...

pls help me

pedro ferreira