ddddd ddntp didin didit didnt dindi dipin dirfi dirnt dittd ditti driff drift drinn dript fiini finif firit fitin fitit fitri fripp fritt ftrtt i-pin ididn if-- ifin ifind ifrit ifttt iiiii iitti indi- indin indip indir indri infin infit iniid inini inipi innit innti intpr ipini ipiti irid- irind irinn irpin irrit itdid itfit itrip ittti n-p-n niftp niiip ninti nipin nipit nipri nirit nitid nitin nitr- nitti nnpdf ntini ntntd p-n-p pdiff piiri pindi pinid pinin pinit pinn- pinni pipid pipit pippi pipri pirin pirni pirri pitin pitip pitri pitti pptnt priit print priti pritt prntr ptprd ptprf ptprn ptprr ptprt ri-fi ridin rindi rindr rintt ripit ti-ti tifni tiifp tindi tindr tipin tipit tippi tirit titii titin titpn titti tnftp tntnt tri-d triin triip trind trini tripi tripp tript trit- tritn tritt trpin ttttt