-er a-a a-b aaa aab aad aae aaf aaj aar ab- aba abb abd abe abf abj abr ad- ada adb add ade adf adj adr aea aeb aed aee aef aej aer af- afa afb afd afe aff afj afr aja ajb ajd aje ajf ajj ajr ar- ara arb ard are arf arj arr baa bab bad bae baf baj bar bba bbb bbd bbe bbf bbr bda bdb bdd bde bdf bdj bdr be- bea beb bed bee bef ber bfa bfb bfd bfe bff bfj bfr bja bjd bjf bjj bjr bra brb brd bre brf brj brr daa dab dad dae daf daj dar dba dbb dbd dbe dbf dbr dda ddb ddd dde ddf ddr de- dea deb ded dee def dej der dfa dfb dfd dfe dff dfj dfr dj- dja djb djd dje djf dra drb drd dre drj drr eaa eab ead eae eaf eaj ear eba ebb ebd ebe ebf ebj ebr ed- eda edb edd ede edf edj edr eea eeb eed eee eef eer ef- efa efb efd efe eff efr eja ejd ejf era erb erd ere erf err faa fab fad fae faf faj far fba fbb fbd fbe fbf fbr fda fdb fdd fde fdf fdj fdr fea feb fed fee fef fer ffa ffd ffe fff ffr fja fjb fjd fra frb frd fre frf frj frr j-d jaa jab jad jae jaf jaj jar jba jbf jbj jbr jda jdb jde jdf jdr jea jeb jed jee jef jej jer jfa jfb jfd jfe jff jfj jfr jja jjb jjf jjj jjr jra jrb jrf jrr ra- raa rab rad rae raf raj rar rba rbb rbd rbe rbf rbr rda rdb rdd rde rdf rdj rdr re- rea reb red ree ref rer rfa rfb rfd rfe rff rfj rfr rja rjf rjr rra rrb rrd rrf rrr

a-be aaaa aaab aaad aaae aaaf aaar aaba aabb aabd aada aade aaea aafa aafb aafd aaff aara aard aare abaa abab abad abae abaf abaj abar abb- abba abbb abbe abbr abda abed abee aber abff abra adaa adab adad adae adar adba adda addd adde addr adea adeb adee ader adfa adja adra adre aeaf aede aeer aer- aera aerd afaa afad afar afdb afee afer affa afr- afra afre ajab ajar ajba ajed ajee ajef arab arad arae araf arar arba arbe arda arde ardf area ared aree aref arfa arfb arff arja arje arr- arra arre arrr baaa baad baaf baar baba babb babe babr bada badb badd bade badr baed baer baff baja bar- bara barb bard bare barf barr bbad bbbb bbdd bbeb bd-j bd-r bead beaf bear beba bebb bebe beda bede beeb beed beef beej beer befa befe beff beja bera berd bere berr bjfe brab brad brae braf braj brda brea breb bred bree bref brer brje brrr daab daad daae daar daba dabb dada dade daeb daer dafa dafe daff daja dara darb dard dare darf darj darr dbar dddd ddre dead deae deaf dear deba debe deda dedd dede deeb deed deef deer defe deff deja deje der- dera derb dere derf derj derr dfaf dfer dffa dfrf djed djer draa drab drad draf drar drba drda drea dred dree dref drra eaaf eaba eada eadb eadd eafb eara earb eard eare ebba ebbr ebed eber edad edar edda edde ede- edea eder edfa edra eede eeea eeee eefa eefe eera efab efbr efda effa ejer erad eraf erba erbb erbe erda erde erdf ereb ered erer erja erra erre faaa faad faba fabd fabe fada fadd fade faeb fafa fafe faff faja fajr fara farb fard fare farr fbar fead feaf fear feba feda fede feeb feed feer fefe feff fejd fera ferb ferd fere ferr ffar ffee ffff ffrr frab frad frae frea fred free jaaf jaar jaba jabr jada jade jaer jafa jaff jafr jaja jara jare jarf jarr jbaa jbar jdrf jear jebb jebe jeda jeed jeer jefe jeff jera jere jjad jjar jrbr raab raad raaf raaj raba rabb rabe rada radd rade radr raed raef raer rafa rafe raff raja raje rara rarb rare rarf rbaf rbbb rbbr rder rdfa rea- read reae reaf rear reba rebb rebe reda redd rede redr reeb reed reef refd refe reff refr reja rejd rera rerd rere rfae rfef rjdj rrad rred rrrr

-aaa- -abad aaaee aabaa aabba aabra aaeaf abaab ababa ababe abada abade abaer abaja abara abare abbad abbaj abbar abbed abead abear abeba abebe abede abeed abeer abera abere aberr abfab abjad abjar abrad abrar adaba adabe adada adara adare adber addae addea added adder addra adead adeaf adear adeeb adeed adeer adeje adfee adjab adrad adrar adree adrej aeaea aebbe aered afade afara afare afder afear afeda afede afeed afefe afere affer afree ajaja ajara ajdar ajeeb ar-ab arab- araba arabe arada araea arara arare arbab arbar arbed arbee arber arbre ardab ardea ardeb ardee arder ardra ardre aread areae arear arede areed areef arere arfaj arfe arfed arrea b-e-d baabe baade baadj baaed baaja baard babar babee baber babra badar badde badea bader badra baeda baffa bafra bajaj bajer bajra baraa barab barad barar barba barbe barda barde barea bared barer barff barja barje barra barre bbbee bbear bd-re be-er beafe beara beard beare bebad bebar bebed beber bebra bedab bedad bedaf bedar bedda bedde bedee beder beebe beede beerd beffe bejar bejra berar berba berbe berde berea bered berja berra berre brada brade braed braff brard brdda bread breba breda bredd brede breed breef breer brera brerd brere brrar brrrr d-a-d d-rad daada daara dabar dabba dabbe daber dabra dadar dadda daded dadra dafar dafer dajae dajaj daraa darab daraf daraj darba darda darde dared darer darra darre ddddd deada deadd deade deara deare debab debar debed deber debra dedaj dedde dedee deder deear deeba deeda deede deefe deeff deere defar defed defer deffe defra deraj derbe derde dered derje derre djabe draaf draba