i-pin iiiii iitti illin illit inili inini inipi innit innti intil intpr ipini ipiti irill irinn irpin irrit itrip ittti lilin lilli linin lipin lippi liril litir litti n-p-n niiip nilin nilit ninti nipin nipit nipri nirit nitin nitr- nitti ntini p-n-p piiri pili- pilin pinin pinit pinll pinn- pinni pipil pipit pipli pippi pipri pirin pirni pirri pitin pitip pitri pitti plint plitt pllnt pptnt priit prill print priti pritt prntr ptil- ptprn ptprr ptprt rintt ripit ti-ti tilip tilli tinli tipil tipin tipit tippi tirit tirli tirtl titii titil titin titli titpn titti tllnn tntnt triin triip trill trini tripi tripl tripp tript trit- tritn tritt trpin ttttt