dddd ddot ddpo dnpo dntp dntt dnut dod- dodd dodo dond donn dono donp dont dood doon doop doot dopo dopp dopt dotd doto dott doud doun doup dout dpdt dtdp dtot dttp dudd dudo dudu dunn duno dunt duo- duon dupo dutp duut n-up nddo ndnp ndnt ndop ndpd ndut nnnn nnot nntn nodo nodu non- nonn nono nont nonu noo- noon nooo noop noot not- noto nott noun noup nout nppd nptn ntnd ntnu ntop ntpd ntto nudd nudo nunn nuno nunt nuon nutt nutu oddd odon odoo odop odot odou odtu ondo onno onod onon onpt onpu ont- onto onup onut oont oooo ootp opo- opon oppo optn opto oto- oton otoo otpp otto ottu oun- ound out- outo ouu- pdpn pnon pnot pnpo pnpp pntd pnup pod- podd podo podu pond pono ponp pont pood poon poop poot pop- popo popp popt potd poto pott potu poud poun poup pout ppod pppd pppn pppo pppp pptn pptt ptop ptpd pudo pudu pund puno punt punu pupu put- puto putt putu tndd tnut todd todo todt todu tonn tono tonu tood toon toot top- topd topo topp topt topu totd toto tott toun toup tout tpdu tpon tppd tppp tptp tput tton ttop tttt tudu tund tunn tuno tunu tupo tupu tuto tutt tutu tuuo udon udoo udop udot udpd udun undo unno unon unop unto unut updo upnp upon uppp uppu upto upup utpd utto uttu uuno uuuu