As for conventional layout, the propeller to ground clearance at takeoff is a design issue, aircraft of this type must include either taller main gear, a skid or ventral fin, a high thrust line, or a reduced propeller diameter.
Aircraft of this type must include either taller main gear. Aircraft of this type must include a skid or ventral fin. Aircraft of this type must include a high thrust line. Aircraft of this type must include a reduced propeller diameter. The propeller to ground clearance at takeoff is a design issue. This is for conventional layout.