-er a-a a-b a-c aaa aab aac aae aam aar ab- aba abb abc abe abm abr ac- aca acb acc ace acm acr aea aeb aec aee aem aer ama amb amc ame amm amr ar- ara arb arc are arm arr baa bab bac bae bam bar bba bbb bbc bbe bbm bbr bca bcb bcc bce bcm bcr be- bea beb bec bee bem ber bma bmb bmc bme bmm bmr bra brb bre brm brr c-- caa cab cac cae cam car cba cbb cbc cbe cbm cbr cca ccb ccc cce ccm ccr ce- cea ceb cec cee cem cer cma cmb cmc cme cmm cmr cra crb crc cre crm crr eaa eab eac eae eam ear eba ebb ebc ebe ebm ebr ec- eca ecb ecc ece ecm ecr eea eeb eec eee eem eer em- ema emb emc eme emm emr era erb erc ere erm err m-r maa mab mac mae mam mar mba mbb mbc mbe mbm mbr mc- mca mcb mcc mce mcm mcr mea meb mec mee mem mer mma mmb mmc mme mmm mmr mra mrb mrc mre mrm mrr ra- raa rab rac rae ram rar rba rbb rbc rbe rbm rbr rca rcb rcc rce rcm rcr re- rea reb rec ree rem rer rma rmb rmc rme rmm rmr rra rrb rrc rrm rrr

a-be aaaa aaab aaac aaae aaam aaar aaba aabb aabc aabm aaca aacb aacc aace aacm aacr aaea aaec aaem aama aamb aamc aame aamr aara aarc aare aarm abaa abab abac abae abam abar abb- abba abbb abbe abbr abca abcb abcc abcr abec abee aber abma abmb abmc abra abrc acaa acab acac acae acar acba acca accc acce accm ace- acea acec acem acer acma acmc acme acr- acra acrc acre acrm acrr aeac aecb aeer aer- aera aerc amaa amac amae amam amar amb- amba ambe ambr amca amcc amec amee amer amm- amma amme amra amrc arab arac arae aram arar arba arbe arc- arca arce arcm area arec aree arem arma armc arme armm arr- arra arrc arre arrr baaa baam baar baba babb babe babm babr bac- baca bacc bace baer bama bamb bamc bame bamm bar- bara barb barc bare barm barr bbbb bbcm bbeb bbrc bcaa bcam bcar bcbc bcca bccc bccm bcec bcer bcma bcra beam bear beba bebb bebe beca beeb beem beer bema beme bera berc bere berm berr bmaa bmce brab brac brae bram brca brcb brce brea breb brec bree brem brer brmc brrm brrr caaa caab caac caam caba cabe cac- caca cacc cace cacm cacr caec caem caer cama camb camc came camm cara carb carc care carm carr cbac cbar cbbc cbca cbcc cbce cbcm cbcr cbea cbec cbee cber cbme cbre cbrm ccaa ccab ccac ccam ccar ccba ccbc ccca cccb cccc cccm ccee ccma ccmb ccmc ccmm ccra ccrc ccre ceac cear ceba cec- ceca cece cecm ceeb ceec ceem cema cemb ceme cemm cemr cer- cera cerc cere cmaa cmac cmba cmbc cmcc cmea cmec cmmb cmmc cmra cmrr crab crac cram crar crbc crca crcc crce crcr cre- crea creb crec cree crem crmb eaba eaca eacc eaec eama eame eara earb eare ebac ebam ebba ebbc ebbr ebcc eber ecaa ecac ecam ecar ecbc ecbe ecca eccb eccc ecce eccm ecem ecma ecra ecrc ecrm ecrr eeca eeea eeee eera eerc emac emae emam emar emba embe embr emcc emer emma emme emra emre eram erba erbb erbe erca ercc erce ereb erec erem erer erma ermc erme erra errc erre maaa maac maam maar maba mabe mac- maca macb macc mace macr maee maem maer mama mamc mame mar- mara marc mare marm marr mbac mbam mbba mbca mcaa mcac mcba mcbc mcca mccc mcmc mcrc mear mebe mec- meca mecc mece mecr meem meer mema memc meme memr mer- mera merb merc mere merm mmaa mmab mmac mmar mmcc mmcm mmea mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrce mreb mree mrmc mrrc raab raam raba rabb rabe rac- raca racc race raec raer rama ramb rame ramm rara rarb rare rbbb rbbr rcac rcbc rccb rccc rea- reac reae ream rear reba rebb rebe reca recc rece recm recr reeb reem rema reme rera rere rrmc rrrr

-aaa- a-mac a-ram aaaam aaace aaaee aaarc aabaa aabba aabra aacbc aamer aamra aaram aarma abaab ababa ababe abaca abaer abara abare abbac abbar abcam abccc abeam abear abeba abebe abece abeer abera abere aberr abrac abram abrar acaca acacb acar- acara acare acarm accra aceae acera acerb acmec acrab acrea acree aeaea aebbe amama amame amara amarc amare ambac ambam ambar amber ambra ameba ameca ameer amer- amera amere ammar ammer amram ar-ab ara-c arab- araba arabe araca arace araea arama arame arara arare arbab arbar arbee arber arbre arcae arcam arcee areae arear areca arema areme arere armar armee armer arram arrea b-mac baabe baama babam babar babec babee baber babra bacab bacar bacca bacea bamba bamma bamra baraa barab barac baram barar barba barbe barca barce barea barer barma barra barre bbbee bbear bccma be-er beame beara beare bebar beber bebra becca beeac beebe bemar bemba bembe bemer berar berba berbe berca berea berec berma berme berra berre bmarc braca bracc brace braem brama brame bream breba brece breem breer breme bremm brera brere brmmm brrar brrrr c-a-c c-mac c-ram ca-ca caaba caama caare caber cabra cabre caec- caeca caere camac camar camba cambe camea camee camma camra caraa carab carac carb- carea carem carer carma carme carra carre ccccc cccma ceace ceara ceare cearr cebec ceber ceeac ceere cemec cemre cerae ceram cerc- cerca cerce cerea cerec cerer cerma cerre cmere craba crabb crace craer cram- cramb crame cramm crare cream crear crebe crece creem creer crema creme earar ebara ebber ebeam ecara ecare eecca eeeee eembc eeram eerma emare embar embee ember emcee emear emeer emera emere emmer erace erbaa