"pusher-" . . "pusher-mount" . "\\\"tractor\\\" or \\\"pusher\\\" propeller" . "\\\"Farman\\\" pattern" . "pusher motor" . "\\\"pushers\\\"" . . . "tail propeller" . "pusher engine" . "pusher-configured" . "pusher-propeller" . "Pusher" . "pusher driven" . "pusher plane" . "piston-engined \\\"pusher\\\"" . "pusher aircraft" . "Pusher configuration" . "pusher propeller" . "pusher airscrew" . "pusher-engined" . "pusher-type" . . "pusher engine and propeller" . "pusher-wise" . "Pusher type" . "pusher" . "pusher configuration" . "pusher propeller configuration" . "pusher biplane" . . "pusher engine configuration" . "pushers, with the propellers behind the engines" . . "Pusher configuration" . "pushers" . "pusher propellers" . "pusher configured" . "pushing" . "pusher engined" . "pushing-type" . . "pusher engines" . "\\\"pusher\\\"" . "''pusher''" . "pusher propfans" . "pusher design" . "pusher type" . "pusher-fashion" . "pusher layout" . "\\\"pusher\\\" aircraft" .