-er a-a a-b a-i aaa aab aae aag aai aak aam aar ab- aba abb abe abg abi abk abm abr aea aeb aee aeg aei aek aem aer ag- aga agb age agg agi agk agm agr ai- aia aib aie aig aii aik aim air aka akb ake akg aki akk akm akr ama amb ame amg ami amk amm amr ar- ara arb are arg ari ark arm arr baa bab bae bag bai bak bam bar bba bbb bbe bbg bbi bbk bbm bbr be- bea beb bee beg bei bek bem ber bga bgb bge bgg bgi bgk bgm bgr bi- bia bib bie big bii bik bim bir bka bkb bke bkg bkk bkm bkr bma bmb bme bmg bmi bmk bmm bmr bra brb bre brg bri brk brm brr eaa eab eae eag eai eak eam ear eba ebb ebe ebg ebi ebk ebm ebr eea eeb eee eeg eek eem eer ega egb ege egg egi egm egr eia eib eie eig eii eik eim eir eka ekb eke ekg eki ekr em- ema emb eme emg emi emk emm emr era erb ere erg eri erk erm err gaa gab gae gag gai gak gam gar gba gbe gbg gbi gbk gbm gbr ge- gea geb gee geg gei gek gem ger gga ggb ggg ggi ggm ggr gia gib gie gig gii gik gim gir gka gkb gkm gma gmb gme gmg gmi gmm gmr gra grb gre grg gri grk grm grr ia- iaa iab iae iag iai iam iar iba ibb ibe ibg ibi ibk ibm ibr ie- iea iee ieg iei iek iem ier iga igb ige igg igi igk igm igr iia iib iie iii iim iir ika ikb ike iki ikk ikr im- ima imb ime img imi imm ir- ira irb ire irg iri irk irm irr ka- kaa kab kae kag kai kak kam kar kba kbb kbe kbi kbk kbm kbr ke- kea keb kee keg kei kek kem ker kga kgb kgi kgm kia kib kie kig kii kik kim kir kkb kke kki kkk kkm kkr kma kmb kme kmg kmi kmk kmm kra krg kri krk krr m-r maa mab mae mag mai mak mam mar mba mbb mbe mbg mbi mbk mbm mbr mea meb mee meg mei mek mem mer mga mgb mge mgi mgk mgm mgr mi- mia mib mie mig mii mik mim mir mka mkb mke mkg mkk mkm mkr mma mmb mme mmg mmi mmk mmm mmr mra mrb mre mrg mri mrk mrm mrr ra- raa rab rae rag rai rak ram rar rba rbb rbe rbg rbi rbk rbm rbr re- rea reb ree reg rei rek rem rer rga rgb rge rgg rgi rgk rgr ria rib rie rig rii rik rim rir rkb rke rkg rkk rkm rma rmb rme rmg rmi rmm rmr rra rrb rrg rri rrk rrm rrr

a-ak a-be a-ii aaaa aaab aaae aaai aaam aaar aaba aabb aabi aabm aaea aaem aage aaib aaii aaka aake aama aamb aame aami aamr aara aare aari aarm abaa abab abae abag abai abak abam abar abb- abba abbb abbe abbi abbr abee aber abia abib abie abig abim abir abma abmb abra abri aebi aeer aega aeka aer- aera aeri agag agai agam agar agba agea agee agei agem ager agga agge aggi agia agib agie agig agii agim agir agma agme agra agre agri aiai aiba aiea aiee aiga aiia aiib aiir aika aike aiki aime aimi aimm aira aire airi akaa akae akai akam akar akee akeg aker akia akie akik akim akir akka akki akr- akra akre amaa amae amag amai amam amar amb- amba ambe ambi ambr amee amei amer amga amia amib amie amii amik amir amka amm- amma amme ammi amra amri arab arae arag arai arak aram arar arba arbe arbi area aree areg arei arek arem arga argb arge argi aria arib arie arig arii arik arim arka arke arki arma arme armi armm arr- arra arre arrg arri arrk arrr ba-i baaa baak baam baar baba babb babe babi babm babr baek baer baga bage bagg bagi baia baib baie baig baik bair bak- baka bake baki bakr bama bamb bame bami bamm bar- bara barb bare barg bari bark barm barr bbbb bbeb bbga bbgm bbmg bbrg beag beak beam bear beba bebb bebe bebi beeb beeg beek beem beer bega begg begi beia beik beim beir beka beke beki bema beme bera bere berg beri berk berm berr bgia biak biar biba bibb bibe bibi bieb bier biga bigb bige bigg bike bima bira birb bire birg biri birk birr bmaa bmag bmir bmmi brab brae brag brai brak bram brea breb bree breg brei brek brem brer bria brie brig brik brim brka brkb brrm brrr eaba eaga eage eama eame eara earb eare ebam ebba ebbr eber eeea eeee eega eeka eeke eera eerg egaa egae egar egba egbe egea egee egem eger eggb egge eggi egir egma egra egre egri eiei eier eige eigg eika eike eiki eime eimi eira eire eka- ekab ekam ekeb ekek eker ekka ekki ekma emae emag emam emar emba embe embi embr emek emer emia emig emii emim emir emma emme emmi emra emre eram erba erbb erbe ereb erei erem erer erg- erga ergg ergi eria erie erik erim erke erki erma erme erra erre gaar gaba gabb gabe gabi gabr gaea gaer gaga gage gagg gagi gaia gaie gaig gair gaki gam- gama gamb game gami gamm gara garb gare garg gari garm garr gbag geab geai gear geba gebe gebi geek geer gege gegg geia geie geig geir geki gem- gema gemm gemr gera gerb gere geri germ gggg giaa giai giam giba gibb gibe gier giga gige gigg gigi gima gime gira gire girg giri girk girr gmer gmme gmmr grab grae grai gram grbr grea greb gree greg grem gria