-er a-a a-c aaa aac aad aae aak aam aar ac- aca acc acd ace ack acm acr ad- ada adc add ade adk adm adr aea aec aed aee aek aem aer aka akc akd ake akk akm akr ama amc amd ame amk amm amr ar- ara arc ard are ark arm arr c-- caa cac cad cae cak cam car cca ccc ccd cce cck ccm ccr cda cdc cdd cde cdk cdm cdr ce- cea cec ced cee cek cem cer cka ckc ckd ckm cma cmc cmd cme cmk cmm cmr cra crc crd cre crk crm crr daa dac dad dae dak dam dar dca dcc dcd dce dck dcm dcr dda ddc ddd dde ddk ddm ddr de- dea dec ded dee dek dem der dka dkc dke dkk dkm dkr dma dmc dmd dme dmk dmm dmr dra drc drd dre drk drm drr eaa eac ead eae eak eam ear ec- eca ecc ecd ece eck ecm ecr ed- eda edc edd ede edk edm edr eea eec eed eee eek eem eer eka ekc ekd eke ekr em- ema emc emd eme emk emm emr era erc erd ere erk erm err ka- kaa kac kad kae kak kam kar kca kcc kcd kce kck kcm kcr kda kdc kde kdk kdm kdr ke- kea kec ked kee kek kem ker kkc kke kkk kkm kkr kma kmc kmd kme kmk kmm kra krc krd krk krr m-r maa mac mad mae mak mam mar mc- mca mcc mcd mce mck mcm mcr mda mdc mdd mde mdk mdm mdr mea mec med mee mek mem mer mka mkc mkd mke mkk mkm mkr mma mmc mmd mme mmk mmm mmr mra mrc mrd mre mrk mrm mrr ra- raa rac rad rae rak ram rar rca rcc rcd rce rcm rcr rda rdc rdd rde rdm rdr re- rea rec red ree rek rem rer rkc rke rkk rkm rma rmc rmd rme rmm rmr rra rrc rrd rrk rrm rrr

a-ak aaaa aaac aaad aaae aaam aaar aaca aacc aacd aace aack aacm aacr aada aadc aade aaea aaec aaem aaka aake aama aamc aamd aame aamr aara aarc aard aare aarm acaa acac acad acae acar acca accc accd acce accm acda acdc acde acdm ace- acea acec aced acek acem acer ackd acke acma acmc acme acr- acra acrc acre acrm acrr adaa adac adad adae adak adam adar adcc adda addc addd adde addr adea adee adem ader adma adme admr adra adre aeac aede aeer aeka aer- aera aerc aerd akaa akae akam akar akca aked akee aker akka akr- akra akre amaa amac amad amae amam amar amca amcc amda amec amed amee amer amka amm- amma amme amra amrc arac arad arae arak aram arar arc- arca arce arcm arda ardc arde ardm area arec ared aree arek arem arka arke arma armc armd arme armm arr- arra arrc arre arrk arrr c-cd caaa caac caam cac- caca cacc cace cack cacm cacr cada cadc cadd cade cadm cadr caec caem caer caka cake cama camc came camk camm cara carc card care cark carm carr ccaa ccac ccad ccam ccar ccca cccc cccm ccdc ccdm ccdr cced ccee cckm ccma ccmc ccmd ccmm ccra ccrc ccre cd-e cd-r cdaa cdac cdad cdda cddr cdec cder cdma cdre ceac cead cear cec- ceca cece cecm ceda cedd cede ceec ceem ceke cema ceme cemm cemr cer- cera cerc cerd cere ckac ckck ckcm ckdm ckem cker ckrc ckrd ckrm cmaa cmac cmcc cmda cmdr cmea cmec cmmc cmra cmrr crac cram crar crca crcc crce crcr crda crdc cre- crea crec cred cree crem crkc daad daae daam daar daca dace dada dade daem daer daka dake dama dame damm dara darc dard dare dark darr dcca dccc dcma dcra dcrk dddd ddrc ddre deac dead deae deak dear dec- deca decc decd dece deck deda dedd dede deed deek deem deer dek- deka deke dem- dema demd deme der- dera derc dere derk derm derr dkdc dmaa dmac dmae dmcc dmcm dmdc dmea dmrc draa drac drad drak dram drar drca drda drea dred dree drek drem drmk drra eaca eacc eada eadd eaec eama eame eara eard eare ecaa ecac ecad ecam ecar ecca eccc ecce eccm ecdc eced ecem ecka ecma ecra ecrc ecrm ecrr edac edad edam edar edca edda eddc edde eddm ede- edea edem eder edma edme edra edrm eeca eede eeea eeee eeka eeke eera eerc eka- ekam eked ekek eker ekka ekma emac emad emae emam emar emcc emek emer emma emme emra emre erad eram erca ercc erce erda erde erec ered erem erer erke erma ermc erme erra errc erre kaaa kaak kaam kaar kacc kacd kace kad- kada kadd kade kadm kadr kaer kaka kakc kake kakk kakm kam- kama kamc kame kamm kamr kara kard kare kark karm karr kcaa kcac kcad kcam kcar kcca kccc kccd kcck kccr kcda kcdc kcdd kcdr kcea kcec kced kcee kckc kckk kckm kckr kcmc kcmd kcme kcmk kcmm kcmr kcrc kcrr kdaa kdac kdad kdae kdak kdam kdar kdca kdcc kdcd kdce kdcr kddc kddd kddk kddr kdec kdem kdka kdkd kdkk kdkr kdma kdmc kdmd kdmr kdrm kea- kead keak keam kear keca keck kecr keda kedc kedd kede kedm kedr keed keek keem keer keka kekc keke kema kemc keme kemm kemr ker- kera kerc kere kerk kerm kerr kkaa kkac kkam kkar kkcd kkck kkcm kkcr kkda kkdc kkdd kkdm kkea kked kkkk kkma kkmc kkmk kkmr kkrc kkre kkrk kkrr kmac kmad kmae kmak kmam kmca kmcc kmcd kmce kmcm kmcr kmdr kmea kmed kmem kmer kmke kmkk kmme kmmk kmmm kmmr kmrc kmrr krac krad krae krak kram krar krca krcc krcd krce krcm krda krdc krdd krde krdm krdr krea krec kred kree krek krem krka krkc krkd krke krkk krkr krma krmc krmd krme krmr