How to model curvature in multiple directions?

 From:  Frenchy Pilou (PILOU) 14 Nov 2019  (4 of 6) 
9580.4 In reply to 9580.3 
other idea...the Flow Function
Click the Form
Call the Transform / Deform / Flow
Click near end of the Line
Click near end of the Arc Curve

EDITED: 14 Nov 2019 by PILOU