a-a a-b a-t aaa aab aam aan aao aar aat ab- aba abb abm abn abo abr abt ama amb amm amn amo amr amt an- ana anb anm ann ano anr ant aoa aob aom aon aoo aor aot ar- ara arb arm arn aro arr art at- ata atb atm atn ato atr att baa bab bam ban bao bar bat bba bbb bbm bbn bbo bbr bbt bma bmb bmm bmn bmo bmr bmt bna bnb bnn bno bnr bnt boa bob bom bon boo bor bot bra brb brm brn bro brr brt bta btb btm btn bto btr btt m-o m-r maa mab mam man mao mar mat mba mbb mbm mbo mbr mbt mma mmb mmm mmn mmo mmr mmt mna mnb mnm mnn mno mnr mnt moa mob mom mon moo mor mot mra mrb mrm mrn mro mrr mrt mta mtb mtm mtn mto mtr mtt naa nab nam nan nao nar nat nba nbb nbm nbn nbo nbr nbt nma nmb nmm nmn nmo nmr nmt nna nnb nnm nnn nno nnt no- noa nob nom non noo nor not nra nrb nrm nrn nro nrr nrt nta ntb ntm ntn nto ntr ntt oaa oab oam oan oao oar oat ob- oba obb obm obn obo obr obt om- oma omb omm omn omo omr omt on- ona onb onn ono onr ont oo- ooa oob oom oon ooo oor oot or- ora orb orm orn oro orr ort ot- ota otb otm otn oto otr ott ra- raa rab ram ran rao rar rat rba rbb rbm rbn rbo rbr rbt rma rmb rmm rmn rmo rmr rmt rna rnb rnm rnn rno rnr rnt roa rob rom ron roo ror rot rra rrb rrm rrn rrr rrt rta rtb rtm rtn rto rtr rtt taa tab tam tan tao tar tat tba tbb tbm tbn tbo tbr tbt tma tmb tmm tmn tmo tmr tmt tna tnb tnm tnn tno tnr tnt to- toa tob tom ton too tor tot tra trb trm trn tro trr trt tta ttb ttm ttn tto ttr ttt

-ana aaaa aaab aaam aaan aaar aaba aabb aabm aabt aama aamb aamn aamo aamr aana aaon aaoo aara aarm aaro aart aata aatt abaa abab abam aban abar abat abb- abba abbb abbo abbr abbt abma abmb abmt aboa abob abon aboo abor abot abra abro abta amaa amam aman amar amat amb- amba ambn ambo ambr amm- amma ammo amno amnt amob amon amoo amor amot amra amro amta amto ana- anaa anab anam anan anao anar anat anba anbb anbo anma anna annb anno annt ano- anoa anom anon anor ant- anta antm anto antr antt aoba aoma aonb aono aont aora aorb aorn aort arab aram aran arar arat arba arma armm armo armt arna arno arnt aroa arob arom aron aroo aror arr- arra arro arrr arrt arta arto artr at-t ataa atab atan atar atat atm- atma atmo atna atno atob atom aton ator atot atra atrm atrn atro atta attn atto attr baaa baam baan baar baat baba babb babm babo babr bama bamb bamm bamn bana bann bano banr bant baon bar- bara barb barm barn baro barr bart bata batn bato batt bbbb bmaa bman bnor bnrr bnta bntm boab boan boar boat boba bobb bobo boma bomb bomt bona bonn bono bont boob boom boon boor boot bor- bora borm born boro borr bort bota botb botn boto bott brab bram bran brao brat brna brno broa brob brom bron broo bror brot brrm brrr btaa btan btob btor btrt bttb maaa maam maan maar maat maba mabo mama mamo man- mana mann mano mant maon maor mar- mara marm maro marr mart mata mato matr matt mbam mbba mbna mbta mmaa mmab mman mmar mmmm mmor mnaa mnam mnba mnbb mnra mntb mntn moaa moab moam moan moar moat moba mobb mobo moma momo mon- mona monn mono mont mooa moob moon moor moot mora morb morn moro mort mota motb motm moto mott mrbb mrbm mrna mron mrta mrtm mrtn mrtt mtaa mtab mtbo mtna mtnt mtoa mtom mtor mtrr mttr naaa naab naam naan naar naat naba nabo nama namb namm namo namt nan- nana nanb nann nano nant naor naot nara narm narn naro narr nart nata natm nato natt nbaa nbar nbbo nman nmnt nmon nmra nmtb nnmt nnnn nnot nntn noaa noam noat noba nobm nobo nom- noma nomo non- nona nonn nono nont noo- noob noon nooo noor noot nor- nora norb norm norn noro norr nort not- nota noto nott nrab nram nrma nrna nron nrta nttm ntto nttr oama oara oban obba obbo obon obor obot obra obro omam oman omao omar ombo omma omn- omo- omoa omon omoo omor omra omro onab onam onan onar onat onna onno onon onor onra ont- onto ooaa ooba ooma oona oont oooo oora oort ootb orab oram oran orao orar orat orba orbb orbo orma ormn ormo orna orno oro- orom oron oror orot orra orro orta orto otan otar otma oto- oton otoo otor otra otro otta otto raab raam raan raat raba rabb rabo rama ramb ramm ramo rana rann rano rant raob raom rara rarb raro rata rato ratt rbbb rbbr rman rmon rnbr rnnt rnot roab roam roan roar roat rob- roba robb robo robt roma romb romm romo rona rono ront roob room roon roor root rora roro rort rota rotn roto rotr rott rrat rrna rrrr rtan t-mo taa- taan taar taat taba tabb tabo tama tamm tamo tana tann tano tant taoa taom taor tara tarb tarm tarn taro tarr tart tata tatb tato tatr tatt tbar tbrb tbta tmaa tman tmbr tmnt tmro tmtt toab toam toan toat toba tobo tobt toma tomb tomm tomo tomt tona tonb tonn tono tooa toom toon toor toot tora torm torn toro torr tort tota totm toto totr tott traa trab tram