-er a-a a-b a-i a-t aaa aab aae aag aai aam aar aat ab- aba abb abe abg abi abm abr abt aea aeb aee aeg aei aem aer aet ag- aga agb age agg agi agm agr agt ai- aia aib aie aig aii aim air ait ama amb ame amg ami amm amr amt ar- ara arb are arg ari arm arr art at- ata atb ate atg ati atm atr att baa bab bae bag bai bam bar bat bba bbb bbe bbg bbi bbm bbr bbt be- bea beb bee beg bei bem ber bet bga bgb bge bgg bgi bgm bgr bgt bi- bia bib bie big bii bim bir bit bma bmb bme bmg bmi bmm bmr bmt bra brb bre brg bri brm brr brt bta btb bte btg bti btm btr btt eaa eab eae eag eai eam ear eat eba ebb ebe ebg ebi ebm ebr ebt eea eeb eee eeg eem eer eet ega egb ege egg egi egm egr egt eia eib eie eig eii eim eir eit em- ema emb eme emg emi emm emr emt era erb ere erg eri erm err ert eta etb ete etg eti etm etr ett gaa gab gae gag gai gam gar gat gba gbe gbg gbi gbm gbr gbt ge- gea geb gee geg gei gem ger get gga ggb ggg ggi ggm ggr ggt gia gib gie gig gii gim gir git gma gmb gme gmg gmi gmm gmr gmt gra grb gre grg gri grm grr grt gta gtb gte gtg gti gtm gtr gtt ia- iaa iab iae iag iai iam iar iat iba ibb ibe ibg ibi ibm ibr ibt ie- iea iee ieg iei iem ier iet iga igb ige igg igi igm igr igt iia iib iie iii iim iir iit im- ima imb ime img imi imm imt ir- ira irb ire irg iri irm irr irt ita itb ite itg iti itm itt m-r maa mab mae mag mai mam mar mat mba mbb mbe mbg mbi mbm mbr mbt mea meb mee meg mei mem mer met mga mgb mge mgi mgm mgr mgt mi- mia mib mie mig mii mim mir mit mma mmb mme mmg mmi mmm mmr mmt mra mrb mre mrg mri mrm mrr mrt mta mtb mte mtg mti mtm mtr mtt ra- raa rab rae rag rai ram rar rat rba rbb rbe rbg rbi rbm rbr rbt re- rea reb ree reg rei rem rer ret rga rgb rge rgg rgi rgr rgt ria rib rie rig rii rim rir rit rma rmb rme rmg rmi rmm rmr rmt rra rrb rrg rri rrm rrr rrt rta rtb rte rtg rti rtm rtr rtt taa tab tae tag tai tam tar tat tba tbb tbe tbg tbi tbm tbr tbt te- tea teb tee teg tei tem ter tet tga tgb tge tgg tgi tgm tgr tgt tia tib tie tig tii tim tir tit tma tmb tme tmg tmi tmm tmr tmt tra trb tre trg tri trm trr trt tta ttb tte ttg tti ttm ttr ttt

a-be a-ii aaaa aaab aaae aaai aaam aaar aaba aabb aabi aabm aabt aaea aaem aage aaib aaii aama aamb aame aami aamr aara aare aari aarm aart aata aatt abaa abab abae abag abai abam abar abat abb- abba abbb abbe abbi abbr abbt abee aber abet abia abib abie abig abim abir abit abma abmb abmt abra abri abta aebi aeer aega aeit aemt aer- aera aeri aeta aetr aett agag agai agam agar agat agba agea agee agei agem ager aget agga agge aggi agia agib agie agig agii agim agir agit agma agme agra agre agri agta agte agtr aiai aiba aiea aiee aiet aiga aiia aiib aiir aime aimi aimm aira aire airi airt aita aite aiti aitr aitt amaa amae amag amai amam amar amat amb- amba ambe ambi ambr amee amei amer amet amga amia amib amie amii amir amit amm- amma amme ammi amra amri amta amte amti arab arae arag arai aram arar arat arba arbe arbi area aree areg arei arem aret arga argb arge argi aria arib arie arig arii arim arit arma arme armi armm armt arr- arra arre arrg arri arrr arrt arta arte arti artr at-t ataa atab atae atai atar atat atea atee atei atem ater atgm atia atie atim atit atm- atma atme atra atre atri atrm atta atte atti attr ba-i baaa baam baar baat baba babb babe babi babm babr baer baga bage bagg bagi bagt baia baib baie baig bair bait bama bamb bame bami bamm bar- bara barb bare barg bari barm barr bart bata bate bati batt bbbb bbeb bbet bbga bbgm bbmg bbrg beag beam bear beat beba bebb bebe bebi beeb beeg beem beer beet bega begg begi beia beim beir beit bema beme bera bere berg beri berm berr bert beta bete beti bett bgia biar biat biba bibb bibe bibi bieb bier biet biga bigb bige bigg bigt bima bira birb bire birg biri birr birt bita bite bitt bmaa bmag bmir bmmi brab brae brag brai bram brat brea breb bree breg brei brem brer bret bria brie brig brim brit brrm brrr btaa btie btrt bttb eaba eaga eage eama eame eara earb eare eart eata eate eati ebam ebba ebbr eber ebit eeea eeee eega eera eerg eeta eete egaa egae egar egat egba egbe egea egee egem eger eggb egge eggi egir egma egra egre egri egta egte eiei eier eige eigg eime eimi eira eire eita eitb eiti eitm eitr emae emag emam emar emba embe embi embr emer emet emia emig emii emim emir emit emma emme emmi emra emre emta emte eram erat erba erbb erbe ereb erei erem erer eret erg- erga ergg ergi eria erie erim erit erma erme erra erre erta etag etai etam etat etbr etee etem eter etim