a-do aaaa aaac aaad aaae aaap aaca aacc aacd aace aaco aacp aada aadc aade aaea aaec aaep aaoe aaoo aapa aapc aapo acaa acac acad acae acap acca accc accd acce acco accp acda acdc acde acdp ace- acea acec aced acoa acod acoe acop acpa acpd acpe adaa adac adad adae adao adap adcc adda addc addd adde addo adea adee adeo adoc adod adoe adoo adp- aeac aeap aede aoca aoce aopo apac apao apap apca apcc apcd apco apda apdd apea apec aped apep apo- apoc apod apoe apoo apop appa appc appd c-cd caaa caac caap cac- caca cacc cace caco cada cadc cadd cade cado caec caod capa capc capd cape capo capp ccaa ccac ccad ccap ccca cccc cccp ccdc ccdp cced ccee ccoc ccod ccpa ccpe ccpp cd-e cdaa cdac cdad cdda cdec ceac cead cec- ceca cece ceco cecp ceda cedd cede cedo ceec ceop cepa cepc cepe cepo cepp coad coca coce coco cocp coda codd code coed coep cood coop copa copd cope copo copp cpaa cpac cpad cpap cpca cpce cpea cpep cppa cppd daad daae daap daca dace dada dade dado dapa dape dapp dcca dccc dccp dcop dcpo dddd ddoc ddpo deac dead deae deap dec- deca decc decd dece deco deda dedd dede dedo deed deep deop depa depc depe depo depp doae doap doca doce doco dod- doda dodd dode dodo doea dood doop dopa dope dopo dopp dpaa dpac dpcp dppa dppc eaca eacc eada eadd eadp eaec eaop eapc eapp ecaa ecac ecad ecao ecca eccc ecce ecco ecdc eced eco- ecod ecop ecpa ecpd ecpp edac edad edca edda eddc edde eddo eddp ede- edea edoc edod eeca eede eeea eeee eeoc eocd eode epaa epac epad epcc epec epee epoc epod eppa eppc eppo eppp o-eo oade ocac ocad ocap occa occc oce oced ocee ocpa ocpd ocpp odac odda oddd odea oded odeo odoo odop oec- oeca oecc oedo oeec oepa ooaa ooda oooo opap opca opec oped opep opo- oppa oppo paap paca pacd pace paco pada padd pade pado paea paec paep paoc papa pape papp pcaa pcad pcae pcap pcca pccc pcce pcea pcep pcoa pcod pcoe pcpp pdac pdca pdcp pdea pdoc pdpa peac peap peca pece peco ped- peda pede pedo peec peed peep pepa pepd pepe pepo poad poca pocd poce poco pod- poda podd pode podo poea poed pood poop pop- popa popc pope popo popp ppac ppad ppap ppcc ppcd ppoa ppod pppa pppd pppo pppp