-er a-a a-b aaa aab aae aaj aak aam aao aar ab- aba abb abe abj abk abm abo abr aea aeb aee aej aek aem aeo aer aja ajb aje ajj ajk ajm ajo ajr aka akb ake akj akk akm ako akr ama amb ame amk amm amo amr aoa aob aoe aoj aok aom aoo aor ar- ara arb are arj ark arm aro arr baa bab bae baj bak bam bao bar bba bbb bbe bbk bbm bbo bbr be- bea beb bee bek bem beo ber bja bjj bjk bjm bjr bka bkb bke bkk bkm bko bkr bma bmb bme bmj bmk bmm bmo bmr boa bob boe boj bok bom boo bor bra brb bre brj brk brm bro brr eaa eab eae eaj eak eam eao ear eba ebb ebe ebj ebk ebm ebo ebr eea eeb eee eek eem eeo eer eja ejo eka ekb eke eko ekr em- ema emb eme emk emm emo emr eo- eoa eob eoe eok eom eoo eor era erb ere erk erm ero err jaa jab jae jaj jak jam jao jar jba jbj jbk jbm jbo jbr jea jeb jee jej jek jem jeo jer jja jjb jjj jjk jjr jka jkb jkk jkm jko jkr jma jmb jme jmj jmm jmo jmr joa job joe joj jok jom joo jor jra jrb jrk jrm jro jrr ka- kaa kab kae kaj kak kam kao kar kba kbb kbe kbk kbm kbo kbr ke- kea keb kee kek kem keo ker kjb kje kjr kkb kke kkk kkm kkr kma kmb kme kmj kmk kmm kmo koa kob koe kok kom koo kor kra krk kro krr m-o m-r maa mab mae maj mak mam mao mar mba mbb mbe mbj mbk mbm mbo mbr mea meb mee mej mek mem meo mer mjb mje mjj mjk mjm mjr mka mkb mke mkk mkm mko mkr mma mmb mme mmj mmk mmm mmo mmr moa mob moe mok mom moo mor mra mrb mre mrj mrk mrm mro mrr oaa oab oae oaj oak oam oao oar ob- oba obb obe obj obk obm obo obr oea oeb oee oem oeo oer oja ojb oje ojm ojo oka okb oke okj okk oko okr om- oma omb ome omj omm omo omr oo- ooa oob ook oom ooo oor or- ora orb ore ork orm oro orr ra- raa rab rae raj rak ram rao rar rba rbb rbe rbk rbm rbo rbr re- rea reb ree rek rem reo rer rja rjk rjm rjr rkb rke rkk rkm rko rma rmb rme rmm rmo rmr roa rob roe roj rok rom roo ror rra rrb rrk rrm rrr

a-ak a-be a-ok aaaa aaab aaae aaam aaar aaba aabb aabm aaea aaem aaka aake aama aamb aame aamo aamr aaoe aaoo aara aare aarm aaro abaa abab abae abaj abak abam abar abb- abba abbb abbe abbo abbr abee aber abma abmb aboa abob abok aboo abor abra abro aeer aeka aeom aer- aera aero ajab ajak ajam ajao ajar ajba ajee ajka ajob ajoo akaa akae akam akao akar akee aker akka akko akok akom akr- akra akre amaa amae amaj amam amar amb- amba ambe ambo ambr amee amer amka amm- amma amme ammo amob amoj amok amoo amor amra amro aoba aoma aora aorb arab arae arak aram arar arba arbe area aree arek arem areo arja arje arjo arka arke arko arma arme armm armo aroa arob aroe arom aroo aror arr- arra arre arrk arro arrr baaa baak baam baar baba babb babe babm babo babr baek baer baja bak- baka bake bako bakr bama bamb bame bamm bar- bara barb bare bark barm baro barr bbbb bbeb beak beam bear beba bebb bebe bebo beeb beej beek beem beer beja beka beke beko bema beme beo- beok beor bera bere berk berm bero berr bjoa bmaa bmaj boab boak boar boba bobb bobe bobo boea boee boeo boer bojo boka boke boko boma bomb bome boob booe book boom boor bor- bora bore borj bork borm boro borr brab brae braj brak bram brao brea breb bree brek brem breo brer brje brka brkb broa brob broe brok brom broo bror brrm brrr eaba eama eame eaom eara earb eare earo ebam ebba ebbo ebbr eber eboe eboo ebor ebro eeea eeee eeka eeke eemo eera eero ejer ejob ejoo eka- ekab ekam ekeb ekek eker ekka ekma ekoa emae emaj emam emar emba embe embo embr emek emer emma emme emor emra emre eoka eora eore eram erba erbb erbe ereb erem erer erja erke erma erme ermo erob eroe eroo erra erre erro j-ro jaak jaar jaba jabo jabr jaer jaja jaka jake jako jama jamb jamo jara jare jark jarm jaro jarr jbaa jbar jbob jear jebb jebe jeem jeer jeke jema jemm jemo jeok jera jere jerk jerm jero jjam jjar joab joao joar joba jobe jobo joea joee joem jojo joka jokb joke joma jomo jook joom joor jora jore jork joro jrbr kaaa kaab kaak kaam kaar kaba kabb kabe kabo kabr kaeo kaer kaja kajb kaje kajk kajm kajo kajr kaka kake kakj kakk kakm kako kam- kama kamb kame kamj kamm kamo kamr kaoa kaok kaor kara karb kare karj kark karm karo karr kbaa kbab kbae kbak kbam kbar kbba kbbb kbbe kbbk kbbm kbbo kbbr kbeb kbee kbek kbeo kber kbja kbjk kbjm kbkb kbkk kbko kbkr kbmb kbme kbmo kbmr kboa kbob kboe kbok kboo kbra kbrb kbre kbrj kbrk kbro kea- keak keam kear keba kebb kebe kebr keek keem keer kejb kejj kejo keka kekb keke keko kema kemb keme kemm kemo kemr keoj keok keom ker- kera kerb kere kerk kerm kero kerr kjaa kjae kjak kjam kjbb kjbr kjee kjem kjer kjjj kjjk kjjm kjjo kjjr kjke kjkj kjkk kjma kjme kjmj kjmk kjmm kjmo kjoe kjoj kjok kjor kjrb kkaa kkam