-al -er a-a a-b a-t aaa aab aae aag aak aal aar aat ab- aba abb abe abg abk abl abr abt aea aeb aee aeg aek ael aer aet ag- aga agb age agg agk agl agr agt aka akb ake akg akk akl akr al- ala alb ale alg alk all alr alt ar- ara arb are arg ark arl arr art at- ata atb ate atg atl atr att baa bab bae bag bak bal bar bat bba bbb bbe bbg bbk bbl bbr bbt be- bea beb bee beg bek bel ber bet bga bgb bge bgg bgk bgl bgr bgt bka bkb bke bkg bkk bkl bkr bkt bla blb ble blg blk bll blr blt bra brb bre brg brk brl brr brt bta btb bte btg btk btl btr btt eaa eab eae eag eak eal ear eat eba ebb ebe ebg ebk ebl ebr ebt eea eeb eee eeg eek eel eer eet ega egb ege egg egl egr egt eka ekb eke ekg ekl ekr ekt ela elb ele elg elk ell elr elt era erb ere erg erk erl err ert eta etb ete etg etk etl etr ett gaa gab gae gag gak gal gar gat gba gbe gbg gbk gbl gbr gbt ge- gea geb gee geg gek gel ger get gga ggb ggg ggr ggt gka gkb gkt gla glb gle glg glk gll glr glt gra grb gre grg grk grl grr grt gta gtb gte gtg gtk gtl gtr gtt k-t ka- kaa kab kae kag kak kal kar kat kba kbb kbe kbk kbl kbr ke- kea keb kee keg kek kel ker ket kga kgb kgl kkb kke kkk kkl kkr kkt kl- kla klb klg klr klt kra krg krk krl krr krt kta ktb kte ktg ktk ktl ktr ktt la- laa lab lae lag lak lal lar lat lba lbb lbe lbg lbk lbl lbr lbt lea leb lee leg lek lel ler let lga lgb lge lgg lgk lgl lgr lgt lka lkb lkg lkl lkr lkt lla llb lle llg llk lll llr llt lra lrb lrg lrk lrr lrt lta ltb lte ltg ltk ltl ltr ltt ra- raa rab rae rag rak ral rar rat rba rbb rbe rbg rbk rbl rbr rbt re- rea reb ree reg rek rel rer ret rga rgb rge rgg rgk rgr rgt rkb rke rkg rkk rkt rla rle rlg rll rlr rlt rra rrb rrg rrk rrl rrr rrt rta rtb rte rtg rtk rtl rtr rtt taa tab tae tag tak tal tar tat tba tbb tbe tbg tbk tbl tbr tbt te- tea teb tee teg tek tel ter tet tga tgb tge tgg tgk tgl tgr tgt tka tkb tke tkg tkk tkl tkr tkt tla tle tlg tlk tll tlr tlt tra trb tre trg trk trl trr trt tta ttb tte ttg ttk ttl ttr ttt

a-ak a-be aaaa aaab aaae aaal aaar aaba aabb aabl aabt aaea aage aaka aake aala aale aall aara aare aart aata aatk aatt abaa abab abae abag abak abal abar abat abb- abba abbb abbe abbr abbt abee abel aber abet abgl abla able abra abta aeer aega aeka aela aer- aera aeta aetr aett agag agal agar agat agba agea agee agel ager aget agga agge agla agle agra agre agrl agta agte agtr akaa akae akal akar akee akeg akel aker akka akle akr- akra akre akte alaa alae alag alak alal alar alat alb- alba albe alea alee aleg alek aler alet alg- alga alge alk- alka alkb alke all- alla alle alll allr alta alte arab arae arag arak aral arar arat arba arbe area aree areg arek arel aret arga argb arge arka arke arla arle arr- arra arre arrg arrk arrr arrt arta arte artr at-l at-t ataa atab atae atak atal atar atat atea atee atel ater atka atkt atla atle atra atre atrk atta atte attr baaa baak baal baar baat baba babb babe babr baek bael baer baga bage bagg bagt bak- baka bake bakl bakr bakt bala bale balk ball balt bar- bara barb bare barg bark barr bart bata bate batt bbbb bbeb bbet bbga bblb bbrg beag beak beal bear beat beba bebb bebe beeb beeg beek beel beer beet bega begg beka beke bela bele belg belk bell belt bera bere berg berk berr bert beta bete bett blaa blab blae blag blak blat blbt blea bleb blee bleg blek blet blkb blrg brab brae brag brak brat brea breb bree breg brek brel brer bret brka brkb brrr btaa btek btla btrt bttb e-la eaba eaga eage eagl eala eale eara earb eare earl eart eata eate ebal ebba ebbr ebel eber ebla eeea eeee eega eeka eeke eele eera eerg eeta eete egaa egae egal egar egat egba egbe egea egee egel eger eggb egge egle egra egre egta egte egtk eka- ekab ekeb ekek eker eket ekka ekta el-b elab elal elar elat elba elbe elea elee elek eler elet elgg elka elke ella elle elra elta elte eral erat erba erbb erbe ereb erel erer eret erg- erga ergg erke erla erle erll erra erre erta ertl etag etak etal etat etbr etee etel eter etka etla etra etre etta ette gaal gaar gaba gabb gabe gabl gabr gabt gaea gael gaer gaga gage gagg gala gale galk gall galt gara garb gare garg garr gart gata gate gatr gatt gbag geab geal gear geat geba gebe geek geel geer geet gege gegg gegl gela gelb gele gelg gell gelt gera gerb gere gerl gert geta getb gete getg getk gett ggbt gggg glaa glab glak glar glat gleb glee gleg glet glge glrb grab grae grat grbr grea greb gree greg gret grrl grrr gtaa gtbr gtea gtta kaaa kaab kaag kaak kaal kaar kaat kaba kabb kabe kabg kabr kael kaer kaet kag- kaga kagb kage kagg