-er a-a a-c aaa aac aad aae aag aak aap aar ac- aca acc acd ace acg ack acp acr ad- ada adc add ade adg adk adp adr aea aec aed aee aeg aek aep aer ag- aga agc agd age agg agk agp agr aka akc akd ake akg akk akp akr ap- apa apc apd ape apg apk app apr ar- ara arc ard are arg ark arp arr c-- caa cac cad cae cag cak cap car cca ccc ccd cce ccg cck ccp ccr cda cdc cdd cde cdg cdk cdp cdr ce- cea cec ced cee ceg cek cep cer cga cgc cgd cge cgg cgp cgr cka ckc ckd cpa cpc cpd cpe cpg cpk cpp cpr cra crc crd cre crg crk crp crr daa dac dad dae dag dak dap dar dca dcc dcd dce dcg dck dcp dcr dda ddc ddd dde ddg ddk ddp ddr de- dea dec ded dee deg dek dep der dga dgc dgd dge dgg dgk dgp dgr dka dkc dke dkg dkk dkp dkr dpa dpc dpd dpe dpg dpk dpp dpr dra drc drd dre drg drk drp drr eaa eac ead eae eag eak eap ear ec- eca ecc ecd ece ecg eck ecr ed- eda edc edd ede edg edk edp edr eea eec eed eee eeg eek eep eer ega egc egd ege egg egp egr eka ekc ekd eke ekg ekp ekr ep- epa epc epd epe epg epp epr era erc erd ere erg erk erp err g-d g-p gaa gac gad gae gag gak gap gar gca gcc gcd gce gcg gck gcp gcr gda gdc gdd gde gdk gdp gdr ge- gea gec ged gee geg gek gep ger gga ggc ggd ggg ggp ggr gka gkd gkp gpa gpc gpd gpe gpg gpk gpp gpr gra grc grd gre grg grk grp grr ka- kaa kac kad kae kag kak kap kar kca kcc kcd kce kcg kck kcp kcr kda kdc kde kdg kdk kdp kdr ke- kea kec ked kee keg kek kep ker kga kgc kgd kgp kkc kke kkk kkp kkr kpa kpc kpd kpe kpk kpp kpr kra krc krd krg krk krp krr p-p paa pac pad pae pag pak pap par pca pcc pcd pce pcg pck pcp pcr pda pdc pdd pde pdg pdk pdp pdr pea pec ped pee peg pek pep per pga pgc pgd pge pgg pgk pgp pgr pka pkc pkd pke pkg pkp pkr ppa ppc ppd ppe ppg ppk ppp ppr pra prc prd pre prg prk prp prr ra- raa rac rad rae rag rak rap rar rca rcc rcd rce rcg rcp rcr rda rdc rdd rde rdg rdp rdr re- rea rec red ree reg rek rep rer rga rgc rgd rge rgg rgk rgp rgr rkc rke rkg rkk rkp rpa rpc rpd rpe rpg rpk rpp rpr rra rrc rrd rrg rrk rrp rrr

a-ak aaaa aaac aaad aaae aaap aaar aaca aacc aacd aace aack aacp aacr aada aadc aade aaea aaec aaep aage aaka aake aapa aapc aara aarc aard aare aarp acaa acac acad acae acag acap acar acca accc accd acce accp acda acdc acde acdp ace- acea acec aced acek acer acga acgr ackd acke acpa acpd acpe acpr acr- acra acrc acre acrr adaa adac adad adae adag adak adap adar adcc adda addc addd adde addr adea adee ader adp- adra adre aeac aeap aede aeer aega aeka aer- aera aerc aerd agac agad agag agap agar agca agcc agce agda agde agea aged agee agep ager agga agge agra agre agrp akaa akae akap akar akca aked akee akeg aker akka akr- akra akre apac apak apap apar apca apcc apcd apcr apda apdd apea apec aped apeg apep aper apga apke appa appc appd appr apra aprc apre arac arad arae arag arak arap arar arc- arca arce arda ardc arde area arec ared aree areg arek arep arga arge arka arke arpa arpe arr- arra arrc arre arrg arrk arrr c-cd caaa caac caap cac- caca cacc cace cack cacr cada cadc cadd cade cadr caec caer caga cage cagg cagr caka cake capa capc capd cape capp cara carc card care cark carp carr ccaa ccac ccad ccag ccap ccar ccca cccc cccp ccdc ccdp ccdr cced ccee ccga ccgc ccpa ccpe ccpp ccpr ccra ccrc ccre ccrg ccrp cd-e cd-r cdaa cdac cdad cdda cddr cdec cder cdre ceac cead cear cec- ceca cece cecp ceda cedd cede ceec cege ceke cepa cepc cepe cepp cepr cer- cera cerc cerd cere cerp cgac cgap cgcc cgcg cged cger ckac ckck cker ckga ckpc ckpg ckpr ckrc ckrd cpaa cpac cpad cpag cpap cpca cpce cpea cpep cper cpga cppa cppd cpre crac crag crap crar crca crcc crce crcr crda crdc cre- crea crec cred cree creg crep crkc crkp crpc daad daae daag daap daar daca dace dada dade daer daga dage dagg dagr daka dake dapa dape dapg dapp dara darc dard dare darg dark darp darr dcca dccc dccp dcpg dcra dcrk dddd ddrc ddre deac dead deae deak deap dear dec- deca decc decd dece deck deda dedd dede deed deeg deek deep deer dega dege dek- deka deke depa depc depe depp depr der- dera derc dere derg derk derp derr dgac dgca dgeg dgge dgka dgkd dgkg dkdc dpaa dpac dpag dpcp dper dpkg dppa dppc dprg dprk draa drac drad drag drak drap drar drca drda drea dred dree dreg drek drge drra eaca eacc eada eadd eadp eaec eaga eage eapc eapp eara eard eare earp ecaa ecac ecad ecar ecca eccc ecce ecdc eced ecka ecpa ecpd ecpg ecpp ecra ecrc ecrr edac edad edag edar edca edda eddc edde eddp ede- edea eder edge edra eeca eede eeea eeee eega eeka eeke eera eerc eerg egaa egad egae egar egcc egcg egcr egea egec