PROTARGIN

ag ai an ar at go in it na no oi on op or pa pi ta ti to

ago ain air ait ani ant apo apt art gan gap gar gat gin gip git goa gor got ion nag nap nip nit nog nor not oar oat opt ora ort pan par pat pia pig pin pit poi pot pro rag rai ran rap rat ria rig rin rip rot tag tan tao tap tar tin tip tog ton top tor

agin agio agon airn airt anti atop gain gait girn giro girt gnar gnat goat gorp gran grat grin grip grit grot inro into iota iron naoi nipa noir nori nota orra pain pair pang pant parr part pian pina ping pint pion pirn pita pong porn port prao prat prig proa prog ragi rain rang rani rant rapt rato ring riot roan roar rota roti tain tang tarn taro tarp ting tiro toga tong topi tora tori torn torr trap trig trio trip trog trop