-al -er a-a a-b a-t aaa aab aae aaf aag aal aar aat ab- aba abb abe abf abg abl abr abt aea aeb aee aef aeg ael aer aet af- afa afb afe aff afg afl afr aft ag- aga agb age agf agg agl agr agt al- ala alb ale alf alg all alr alt ar- ara arb are arf arg arl arr art at- ata atb ate atf atg atl atr att baa bab bae baf bag bal bar bat bba bbb bbe bbf bbg bbl bbr bbt be- bea beb bee bef beg bel ber bet bfa bfb bfe bff bfg bfl bfr bft bga bgb bge bgf bgg bgl bgr bgt bla blb ble blf blg bll blr blt bra brb bre brf brg brl brr brt bta btb bte btf btg btl btr btt eaa eab eae eaf eag eal ear eat eba ebb ebe ebf ebg ebl ebr ebt eea eeb eee eef eeg eel eer eet ef- efa efb efe eff efg efl efr eft ega egb ege egf egg egl egr egt ela elb ele elf elg ell elr elt era erb ere erf erg erl err ert eta etb ete etf etg etl etr ett faa fab fae faf fag fal far fat fba fbb fbe fbf fbg fbl fbr fbt fea feb fee fef feg fel fer fet ffa ffe fff ffg ffl ffr fft fga fgb fge fgf fgg fgl fgr fgt fla flb fle flf flg fll flr flt fra frb fre frf frg frl frr frt fta ftb fte ftf ftg ftl ftr ftt gaa gab gae gaf gag gal gar gat gba gbe gbf gbg gbl gbr gbt ge- gea geb gee gef geg gel ger get gfa gfb gfe gff gfl gfr gft gga ggb ggg ggr ggt gla glb gle glf glg gll glr glt gra grb gre grf grg grl grr grt gta gtb gte gtf gtg gtl gtr gtt la- laa lab lae laf lag lal lar lat lba lbb lbe lbf lbg lbl lbr lbt lea leb lee lef leg lel ler let lfa lfb lfe lff lfg lfl lfr lft lga lgb lge lgf lgg lgl lgr lgt lla llb lle llf llg lll llr llt lra lrb lrf lrg lrr lrt lta ltb lte ltf ltg ltl ltr ltt ra- raa rab rae raf rag ral rar rat rba rbb rbe rbf rbg rbl rbr rbt re- rea reb ree ref reg rel rer ret rfa rfb rfe rff rfg rfl rfr rft rga rgb rge rgf rgg rgr rgt rla rle rlf rlg rll rlr rlt rra rrb rrf rrg rrl rrr rrt rta rtb rte rtf rtg rtl rtr rtt taa tab tae taf tag tal tar tat tba tbb tbe tbf tbg tbl tbr tbt te- tea teb tee tef teg tel ter tet tfa tfb tfe tff tfg tfl tfr tft tga tgb tge tgf tgg tgl tgr tgt tla tle tlf tlg tll tlr tlt tra trb tre trf trg trl trr trt tta ttb tte ttf ttg ttl ttr ttt

a-be aaaa aaab aaae aaaf aaal aaar aaba aabb aabl aabt aaea aafa aafb aaff aafl aage aala aale aall aara aare aart aata aatf aatt abaa abab abae abaf abag abal abar abat abb- abba abbb abbe abbr abbt abee abel aber abet abff abgl abla able abra abta aeaf aeer aega aela aer- aera aeta aetf aetr aett afaa afar afat afee afel afer afet affa afft afgf afla afle aflg afr- afra afre afta afte agag agal agar agat agba agea agee agel ager aget agfa agga agge agla agle agra agre agrl agta agte agtr alaa alae alag alal alar alat alb- alba albe alea alee alef aleg aler alet alfa alfe alg- alga alge all- alla alle alll allr alta alte arab arae araf arag aral arar arat arba arbe area aree aref areg arel aret arfa arfb arff arft arga argb arge arla arle arr- arra arre arrg arrr arrt arta arte artr at-l at-t ataa atab atae atal atar atat atea atee atef atel ater atfb atfe atla atle atra atre atta atte attr baaa baaf baal baar baat baba babb babe babr bael baer baff baft baga bage bagg bagt bala bale balf ball balt bar- bara barb bare barf barg barr bart bata bate batf batt bbbb bbeb bbet bbga bblb bbrg beaf beag beal bear beat beba bebb bebe beeb beef beeg beel beer beet befa befe beff beft bega begg bela bele belg bell belt bera bere berg berr bert beta bete bett bffl bfgf bfta bftt blaa blab blae blag blat blbt blea bleb blee bleg blet blrg brab brae braf brag brat brea breb bree bref breg brel brer bret brrr btaa btaf btla btrt bttb e-la eaaf eaba eafb eaga eage eagl eala eale eara earb eare earl eart eata eate ebal ebba ebbr ebel eber ebla eeea eeee eefa eefe eefl eega eele eera eerg eeta eete ef-g efab efbr efet effa efla eft- efta egaa egae egal egar egat egba egbe egea egee egel eger egfr eggb egge egle egra egre egta egte el-b elab elal elar elat elba elbe elea elee elef eler elet elfa elfe elft elgg ella elle elra elta elte eraf eral erat erba erbb erbe ereb erel erer eret erft erg- erga ergg erla erle erll erra erre erta ertl etag etal etat etbr etee etel eter etfa etfb etfe etla etra etre etta ette faaa faba fabe faeb fafa fafe faff fafg fage fagg fala fale fall falt fara farb fare farg farl farr fart fata fate fatf fatt fbar fbla fble feaf feal fear feat feba feeb feel feer feet fefe feff fege fegg fela fele felf fell felt fera ferb fere ferr fert feta fete fetr fett ffar ffee ffff ffrr fftf flab flae flag flat flea flee fleg fler flet fltg frab frae frag frat frea free