-al -er -ol a-a a-b aaa aab aae aaf aak aal aao aar ab- aba abb abe abf abk abl abo abr aea aeb aee aef aek ael aeo aer af- afa afb afe aff afk afl afo afr aka akb ake akk akl ako akr al- ala alb ale alf alk all alo alr aoa aob aoe aof aok aol aoo aor ar- ara arb are arf ark arl aro arr baa bab bae baf bak bal bao bar bba bbb bbe bbf bbk bbl bbo bbr be- bea beb bee bef bek bel beo ber bfa bfb bfe bff bfl bfo bfr bka bkb bke bkf bkk bkl bko bkr bla blb ble blf blk bll blo blr boa bob boe bof bok bol boo bor bra brb bre brf brk brl bro brr eaa eab eae eaf eak eal eao ear eba ebb ebe ebf ebk ebl ebo ebr eea eeb eee eef eek eel eeo eer ef- efa efb efe eff efl efo efr eka ekb eke ekf ekl eko ekr ela elb ele elf elk ell elo elr eo- eoa eob eoe eof eok eol eoo eor era erb ere erf erk erl ero err faa fab fae faf fak fal fao far fba fbb fbe fbf fbk fbl fbo fbr fea feb fee fef fek fel feo fer ffa ffe fff ffk ffl ffo ffr fka fkb fkf fkk fkl fla flb fle flf fll flo flr foa fob foe fof fok fol foo for fra frb fre frf frk frl fro frr ka- kaa kab kae kaf kak kal kao kar kba kbb kbe kbf kbk kbl kbo kbr ke- kea keb kee kef kek kel keo ker kfa kff kfo kkb kke kkk kkl kkr kl- kla klb klf klo klr koa kob koe kof kok kol koo kor kra krf krk krl kro krr la- laa lab lae laf lak lal lao lar lba lbb lbe lbf lbk lbl lbo lbr lea leb lee lef lek lel leo ler lfa lfb lfe lff lfk lfl lfo lfr lka lkb lkl lkr lla llb lle llf llk lll llo llr loa lob loe lof lok lol loo lor lra lrb lrf lrk lro lrr oaa oab oae oaf oak oal oao oar ob- oba obb obe obf obk obl obo obr oea oeb oee oef oel oeo oer of- ofa ofb ofe off ofl ofo ofr oka okb oke okk okl oko okr ola olb ole olf olk oll olo oo- ooa oob oof ook ool ooo oor or- ora orb ore orf ork orl oro orr ra- raa rab rae raf rak ral rao rar rba rbb rbe rbf rbk rbl rbo rbr re- rea reb ree ref rek rel reo rer rfa rfb rfe rff rfk rfl rfo rfr rkb rke rkf rkk rko rla rle rlf rll rlo rlr roa rob roe rof rok rol roo ror rra rrb rrf rrk rrl rrr

a-ak a-be a-ok aaaa aaab aaae aaaf aaal aaar aaba aabb aabl aaea aafa aafb aaff aafl aaka aake aala aale aall aalo aaoe aaoo aara aare aaro abaa abab abae abaf abak abal abar abb- abba abbb abbe abbo abbr abee abel aber abff abla able ablo aboa abob abof abok abol aboo abor abra abro aeaf aeer aeka aela aer- aera aero afaa afak afao afar afee afek afel afer affa affo afka afkr afla afle afoa afoe afol afoo afor afr- afra afre afro akaa akae akal akao akar akee akel aker akka akko akle aklo akok akr- akra akre alaa alae alak alal alao alar alb- alba albe albo alea alee alef alek aleo aler alfa alfe alk- alka alkb alke alko all- alla alle alll allo allr aloa aloe alof alok alol aloo alor alro aoba aola aole aora aorb arab arae araf arak aral arar arba arbe area aree aref arek arel areo arfa arfb arff arka arke arko arla arle arlo aroa arob aroe aroo aror arr- arra arre arrk arro arrr baaa baaf baak baal baar baba babb babe babo babr baek bael baer baff bafo bak- baka bake bakl bako bakr bala bale balf balk ball balo baol bar- bara barb bare barf bark baro barr bbbb bbeb bblb beaf beak beal bear beba bebb bebe bebo beeb beef beek beel beer befa befe beff befo beka beke beko bela bele belk bell belo beo- beof beok beor bera bere berk bero berr bffl blaa blab blae blak blea bleb blee blek bleo blkb blob blok bloo boab boak boal boar boba bobb bobe bobo boea boee boef boel boeo boer bofa bofe boff boka boke boko bola bole bolk boll bolo boob booe boof book bool boor bor- bora bore borf bork boro borr brab brae braf brak brao brea breb bree bref brek brel breo brer brka brkb broa brob broe brok brol broo bror brrr e-la eaaf eaba eafb eala eale eara earb eare earl earo ebal ebba ebbo ebbr ebel eber ebla eboe ebol eboo ebor ebro eeea eeee eefa eefe eefl eeka eeke eele eera eero efab efbr efeo effa efke efla efor eka- ekab ekeb ekek eker ekka ekoa el-b elab elal elar elba elbe elbo elea elee elef elek eleo eler elfa elfe elka elke elko ella elle ello elok elra elro eoka eola eole eolo eora eore eorl eraf eral erba erbb erbe ereb erel erer erke erla erle erll erob eroe erol eroo erra erre erro f--k faaa faba fabe fabo faeb fafa fafe faff fafo fake fako fala fale falk fall falo fara farb fare fark farl faro farr fbar fbla fble feaf feak feal fear feba febo feeb feek feel feer fefe feff fefo feke feko fela fele felf felk fell felo feof fera ferb fere ferk fero ferr ffar ffee ffff ffrr fkab flab flae flak flao flea flee fler flob floe flok floo flor foaf foak foal foar foba foer fofo foke fola fole