GNATPROOF

ag an ar at fa go na no of on op or pa ta to

aft ago ant apo apt arf art fag fan far fat fog fon fop for fro gan gap gar gat goa goo gor got nag nap nog noo nor not oaf oar oat oft ono oot opt ora ort pan par pat poo pot pro rag ran rap rat rot tag tan tao tap tar tog ton too top tor

agon atop fang fano faro fart font foot fora fort frag frap frat frog gnar gnat goat goof goon goop gorp gran grat grot nota onto pang pant part pong poof poon poor porn port prao prat proa prof prog raft rang rant rapt rato roan roof root rota roto tang tarn taro tarp toga tong toon topo tora torn toro trap trog trop