-er -ic a-a a-b a-c a-i aaa aab aac aae aag aai aam aar ab- aba abb abc abe abg abi abm abr ac- aca acb acc ace acg aci acm acr aea aeb aec aee aeg aei aem aer ag- aga agb agc age agg agi agm agr ai- aia aib aic aie aig aii aim air ama amb amc ame amg ami amm amr ar- ara arb arc are arg ari arm arr baa bab bac bae bag bai bam bar bba bbb bbc bbe bbg bbi bbm bbr bca bcb bcc bce bcg bci bcm bcr be- bea beb bec bee beg bei bem ber bga bgb bgc bge bgg bgi bgm bgr bi- bia bib bic bie big bii bim bir bma bmb bmc bme bmg bmi bmm bmr bra brb bre brg bri brm brr c-- caa cab cac cae cag cai cam car cba cbb cbc cbe cbg cbi cbm cbr cca ccb ccc cce ccg cci ccm ccr ce- cea ceb cec cee ceg cei cem cer cga cgb cgc cge cgg cgi cgm cgr ci- cia cib cic cie cig cii cim cir cma cmb cmc cme cmg cmi cmm cmr cra crb crc cre crg cri crm crr eaa eab eac eae eag eai eam ear eba ebb ebc ebe ebg ebi ebm ebr ec- eca ecb ecc ece ecg eci ecm ecr eea eeb eec eee eeg eem eer ega egb egc ege egg egi egm egr eia eib eic eie eig eii eim eir em- ema emb emc eme emg emi emm emr era erb erc ere erg eri erm err gaa gab gac gae gag gai gam gar gba gbc gbe gbg gbi gbm gbr gca gcb gcc gce gcg gci gcm gcr ge- gea geb gec gee geg gei gem ger gga ggb ggc ggg ggi ggm ggr gia gib gic gie gig gii gim gir gma gmb gmc gme gmg gmi gmm gmr gra grb grc gre grg gri grm grr ia- iaa iab iac iae iag iai iam iar iba ibb ibc ibe ibg ibi ibm ibr ica icb icc ice icg ici icm icr ie- iea iec iee ieg iei iem ier iga igb igc ige igg igi igm igr iia iib iic iie iii iim iir im- ima imb imc ime img imi imm ir- ira irb irc ire irg iri irm irr m-r maa mab mac mae mag mai mam mar mba mbb mbc mbe mbg mbi mbm mbr mc- mca mcb mcc mce mcg mci mcm mcr mea meb mec mee meg mei mem mer mga mgb mgc mge mgi mgm mgr mi- mia mib mic mie mig mii mim mir mma mmb mmc mme mmg mmi mmm mmr mra mrb mrc mre mrg mri mrm mrr ra- raa rab rac rae rag rai ram rar rba rbb rbc rbe rbg rbi rbm rbr rca rcb rcc rce rcg rci rcm rcr re- rea reb rec ree reg rei rem rer rga rgb rgc rge rgg rgi rgr ria rib ric rie rig rii rim rir rma rmb rmc rme rmg rmi rmm rmr rra rrb rrc rrg rri rrm rrr

a-be a-ii aaaa aaab aaac aaae aaai aaam aaar aaba aabb aabc aabi aabm aaca aacb aacc aace aaci aacm aacr aaea aaec aaem aage aaib aaic aaii aama aamb aamc aame aami aamr aara aarc aare aari aarm abaa abab abac abae abag abai abam abar abb- abba abbb abbe abbi abbr abca abcb abcc abci abcr abec abee aber abia abib abic abie abig abim abir abma abmb abmc abra abrc abri acaa acab acac acae acag acai acar acba acca accc acce acci accm ace- acea acec acem acer acga acgi acgr aci- acia acic acie acim acir acma acmc acme acmg acmi acr- acra acrc acre acri acrm acrr aeac aebi aecb aeci aeer aega aer- aera aerc aeri agac agag agai agam agar agba agca agcc agce agea agee agei agem ager agga agge aggi agia agib agic agie agig agii agim agir agma agmc agme agra agre agri aiai aiba aica aicc aice aicr aiea aiee aiga aiia aiib aiic aiir aimc aime aimi aimm aira aire airi amaa amac amae amag amai amam amar amb- amba ambe ambi ambr amca amcc amec amee amei amer amga amia amib amic amie amii amir amm- amma amme ammi amra amrc amri arab arac arae arag arai aram arar arba arbe arbi arc- arca arce arci arcm area arec aree areg arei arem arga argb arge argi aria arib arie arig arii arim arma armc arme armi armm arr- arra arrc arre arrg arri arrr ba-i baaa baam baar baba babb babe babi babm babr bac- baca bacc bace baci baer baga bage bagg bagi baia baib baic baie baig bair bama bamb bamc bame bami bamm bar- bara barb barc bare barg bari barm barr bbbb bbci bbcm bbeb bbga bbgm bbmg bbrc bbrg bcaa bcam bcar bcbc bcbg bcca bccc bcci bccm bcec bcer bcia bcie bcma bcra beag beam bear beba bebb bebe bebi beca beci beeb beeg beem beer bega begg begi beia beic beim beir bema beme bera berc bere berg beri berm berr bgca bgia biar biba bibb bibe bibi bica bicc bice bicg bici bieb bier biga bigb bigc bige bigg bima bira birb bire birg biri birr bmaa bmag bmce bmci bmic bmir bmmi brab brac brae brag brai bram brca brcb brce brea breb brec bree breg brei brem brer bria bric brie brig brim brmc brrm brrr caaa caab caac caam caba cabe cabg cabi cac- caca cacc cace caci cacm cacr caec caei caem caer caga cage cagg cagi cagr caia caib caic caim cair cama camb camc came cami camm cara carb carc care cari carm carr cbac cbar cbbc cbca cbcc cbce cbcm cbcr cbea cbec cbee cber cbga cbgb cbia cbir cbme cbre cbrm ccaa ccab ccac ccag ccai ccam ccar ccba