ddd ddn ddo ddp ddr ddt dnd dnn dno dnp dnr dnt dod don doo dop dor dot dpd dpn dpo dpp dpr dpt drd drn dro drp drr drt dtd dtn dto dtp dtr dtt ndd ndn ndo ndp ndr ndt nnn nno nnp nnt no- nod non noo nop nor not npd npn npo npp npr npt nrd nrn nro nrp nrr nrt ntd ntn nto ntp ntr ntt odd odn odo odp odr odt on- ond onn ono onp onr ont oo- ood oon ooo oop oor oot op- opd opn opo opp opr opt or- ord orn oro orp orr ort ot- otd otn oto otp otr ott p-p pdd pdn pdo pdp pdr pdt pn- pnd pnn pno pnp pnr pnt pod pon poo pop por pot ppd ppn ppo ppp ppr ppt prd prn pro prp prr prt pt- ptd ptn pto ptp ptr ptt rdd rdn rdo rdp rdr rdt rnd rnn rno rnp rnr rnt rod ron roo rop ror rot rpd rpn rpo rpp rpr rpt rrd rrn rrp rrr rrt rtd rtn rto rtp rtr rtt tdd tdn tdo tdp tdr tdt tnd tnn tno tnp tnr tnt to- tod ton too top tor tot tpd tpn tpo tpp tpr tpt trd trn tro trp trr trt ttd ttn tto ttp ttr ttt

dddd ddot ddpo dnpo dntp dntt dod- dodd dodo dond donn dono donp donr dont dood doon doop door doot dopo dopp dopr dopt dord dorn doro dorp dorr dort dotd doto dott dpdt drno drod dron drop drot dtdp dtor dtot dttp nddo ndnp ndnt ndop ndor ndpd ndpr nnnn nnot nnpr nntn nodo non- nonn nono nont noo- noon nooo noop noor noot nor- nord norn noro norr nort not- noto nott nppd nprt nptn nron nrpn nrrd ntnd ntop ntpd ntto nttr oddd odon odoo odop odor odot odrp ondo onno onod onon onor onpt ont- onto oont oooo oord oort ootp opo- opon opor oppo optn opto ordn ordo orno oro- oron oror orot orro orto oto- oton otoo otor otpp otro otto pdpn pdpr pnon pnot pnpo pnpp pnro pntd pntr pod- podd podo pond pono ponp pont pood poon poop poor poot pop- popo popp popt porn poro porr port potd poto pott ppod pppd pppn pppo pppp pptn pptt prnd prnp pro- prod pron proo prop prot prpd prrd prtp prtr ptop ptpd ptrd rndp rnnt rnod rnot rntd rntp rodd rodo rond rono ront rood roon roop roor root ropo roro rort rotn roto rotr rott rpdp rpon rppn rptd rptn rrrr rtdt rtnd rttp tdor tndd todd todo todt tonn tono tood toon toor toot top- topd topo topp topt tord torn toro torp torr tort totd toto totr tott tpon tppd tppp tppr tptp tptr trno trod tron troo trop trot trpn trpp trtr tton ttop tttt

d-dot d-rod ddddd ddntp do-do dodon dodoo dodro dondo donon donor donot doodo doorn dordt dorno doron dorot dotoo dotto dpond drood droon droop drop- dropo dropt drott n-p-n nnooo no-do no-no no-op nodto nondo nonno nonop nonot noord noort nordo noron norro nortt notdo notno noto- noton notto ntntd ntoro odont onond onont onoon onorn onoto onpop onpot onto- ontoo ontop ooooo oopod opnto opodo oppon opto- optot optto ordon ordro ornon ornot orodo orono orton ortoo otono ototo otpor p-n-p po-on po-po podo- podor pondo ponor ponto poond poopo poort popon popop poppo porn- porno poro- poron porro porto poton potoo potop potor potro potto pptnt prntr prodd proor proot prop- propn propp propr propt prot- proto prtor ptprd ptprn ptpro ptprr ptprt ro-ro rodon rodor rondo ronno ronto roond roto- roton rotor rotot rotto rprop rptor t-pop t-top tntnt to-do todor tondo tono- tonod tonto toord topo- topon topor topot toppo topto toron torpo torro torto toto- toton totoo totop tprot trond trono trood troon troop trop- tropo trott ttttt

dododo dondon donnot donoor doorto dordon dornot dorond dorood doropo dororo dorton dotdot dotodo dropto n-toon nodont non-no non-op nonodd nonono nonoon nonpro noonoo noonor noonto norton notron notton nottoo odont- odonto odoorn oooooo oordoo opdorp oporto optoro oroton ottoor pondor ponton poopoo popopo poporo poppop poptop porno- porron porton potron potton pottop pppppp prodon pronto proto- proton roddon rondon ronnon ronron rooton rorodt rotton to-on tondon tonono tonoro tonpon tonton tootoo toppop topton tornod torodo tororo torpor tortor totnor totopo totoro totrot trodon tronto tropo- troppo trotro

dod-rot donodon dontnod doo-doo droptop nonpoor nontort nontron noroton notopod notpron nottodo odonto- odorono orndorn ornotto ortono ottrott pontoon ponttor poo-poo poonoor pop-top potoroo prodrop proport rootrot tondoro too-too toronto tototoo tro-tro troodon

dottodot nondonor nononono nooddorp poorpoor poroporo protopod toottoot top-root torotoro

ddddddddd doot-doot dotdotdot droponpop nonproton onopordon poto-poto proprotor torontron trntrntrn

doortodoor torontoont

potoooooooo

door-to-door toptoptoptop

doodoodoodoodoo