i need suggestion for modeling shape

 From:  albehany
8520.1 
hi guys i am trying to model this shape but it's little bit hard than i was thinking anyway i will keep trying and i just wandering if anyone have any tip for modelling this kind of shape i need to be one Geo and i want filleting all the edge so i need to be smooth
Note: i am not looking for some one model the shape for me i want some advice or training and thank you in advance