-al -er a-a a-b aaa aab aae aaf aag aal aam aar ab- aba abb abe abf abg abl abm abr aea aeb aee aef aeg ael aem aer af- afa afb afe aff afg afl afm afr ag- aga agb age agf agg agl agm agr al- ala alb ale alf alg all alm alr ama amb ame amf amg aml amm amr ar- ara arb are arf arg arl arm arr baa bab bae baf bag bal bam bar bba bbb bbe bbf bbg bbl bbm bbr be- bea beb bee bef beg bel bem ber bfa bfb bfe bff bfg bfl bfm bfr bga bgb bge bgf bgg bgl bgm bgr bla blb ble blf blg bll blm blr bma bmb bme bmf bmg bml bmm bmr bra brb bre brf brg brl brm brr eaa eab eae eaf eag eal eam ear eba ebb ebe ebf ebg ebl ebm ebr eea eeb eee eef eeg eel eem eer ef- efa efb efe eff efg efl efm efr ega egb ege egf egg egl egm egr ela elb ele elf elg ell elm elr em- ema emb eme emf emg eml emm emr era erb ere erf erg erl erm err faa fab fae faf fag fal fam far fba fbb fbe fbf fbg fbl fbm fbr fea feb fee fef feg fel fem fer ffa ffe fff ffg ffl ffm ffr fga fgb fge fgf fgg fgl fgm fgr fla flb fle flf flg fll flm flr fma fmb fme fmf fmg fml fmm fmr fra frb fre frf frg frl frm frr gaa gab gae gaf gag gal gam gar gba gbe gbf gbg gbl gbm gbr ge- gea geb gee gef geg gel gem ger gfa gfb gfe gff gfl gfm gfr gga ggb ggg ggm ggr gla glb gle glf glg gll glm glr gma gmb gme gmf gmg gml gmm gmr gra grb gre grf grg grl grm grr la- laa lab lae laf lag lal lam lar lba lbb lbe lbf lbg lbl lbm lbr lea leb lee lef leg lel lem ler lfa lfb lfe lff lfg lfl lfm lfr lga lgb lge lgf lgg lgl lgm lgr lla llb lle llf llg lll llm llr lma lmb lme lmf lmg lml lmm lmr lra lrb lrf lrg lrm lrr m-f m-r maa mab mae maf mag mal mam mar mba mbb mbe mbf mbg mbl mbm mbr mea meb mee mef meg mel mem mer mfa mfb mfe mff mfg mfl mfm mfr mga mgb mge mgf mgl mgm mgr mla mlb mle mlf mlg mll mlm mlr mma mmb mme mmf mmg mml mmm mmr mra mrb mre mrf mrg mrl mrm mrr ra- raa rab rae raf rag ral ram rar rba rbb rbe rbf rbg rbl rbm rbr re- rea reb ree ref reg rel rem rer rfa rfb rfe rff rfg rfl rfm rfr rga rgb rge rgf rgg rgr rla rle rlf rlg rll rlm rlr rma rmb rme rmf rmg rml rmm rmr rra rrb rrf rrg rrl rrm rrr

a-be aaaa aaab aaae aaaf aaal aaam aaar aaba aabb aabl aabm aaea aaem aafa aafb aaff aafl aage aala aale aall aama aamb aame aamr aara aare aarm abaa abab abae abaf abag abal abam abar abb- abba abbb abbe abbr abee abel aber abff abgl abla able abma abmb abra aeaf aeer aega aela aer- aera afaa afam afar afee afel afer affa afgf afla afle aflg afma afr- afra afre afrm agag agal agam agar agba agea agee agel agem ager agfa agga agge agla agle agma agme agra agre agrl alaa alae alag alal alam alar alb- alba albe albm alea alee alef aleg alem aler alfa alfe alg- alga alge all- alla alle alll allr alma alme amaa amae amag amal amam amar amb- amba ambe ambr amee amel amer amfm amfr amga amla amm- amma amme amra amrl arab arae araf arag aral aram arar arba arbe area aree aref areg arel arem arfa arfb arff arga argb arge arla arle arma arme arml armm arr- arra arre arrg arrr baaa baaf baal baam baar baba babb babe babm babr bael baer baff baga bage bagg bala bale balf ball balm bama bamb bame bamf baml bamm bar- bara barb bare barf barg barm barr bbbb bbeb bbga bbgm bblb bbmg bbrg beaf beag beal beam bear beba bebb bebe beeb beef beeg beel beem beer befa befe beff bega begg bela bele belg bell belm bema beme bera bere berg berm berr bffl bfgf bfme blaa blab blae blag blam blea bleb blee bleg blem blme blrg bmaa bmag brab brae braf brag bram brea breb bree bref breg brel brem brer brfm brrm brrr e-la eaaf eaba eafb eaga eage eagl eala eale eama eame eara earb eare earl ebal ebam ebba ebbr ebel eber ebla eeea eeee eefa eefe eefl eega eele eera eerg ef-g efab efbr effa efla efma egaa egae egal egar egba egbe egea egee egel egem eger egfr eggb egge egle egma egml egra egre el-b elab elal elam elar elba elbe elea elee elef elem eler elfa elfe elgg ella elle elma elme elml elra emae emag emam emar emba embe embr emel emer emle emlm emma emme emml emra emre eraf eral eram erba erbb erbe ereb erel erem erer erg- erga ergg erla erle erll erma erme erra erre faaa faam faba fabe fabm faeb faem fafa fafe faff fafg fage fagg fala fale fall falm fama fame fara farb fare farg farl farm farr fbar fbla fble feaf feal feam fear feba feeb feel feem feer fefe feff fege fegg fela fele felf fell felm fema femb feme femm fera ferb fere ferm ferr ffar ffee ffff ffrr flab flae flag flam flea flee fleg flem fler flmb fmea fmga frab frae frag fram frea free frem frla gaal gaar gaba gabb gabe gabl gabr gaea