a-a a-b a-t aaa aab aad aam aao aar aat ab- aba abb abd abm abo abr abt ad- ada adb add adm ado adr adt ama amb amd amm amo amr amt aoa aob aod aom aoo aor aot ar- ara arb ard arm aro arr art at- ata atb atd atm ato atr att baa bab bad bam bao bar bat bba bbb bbd bbm bbo bbr bbt bda bdb bdd bdm bdo bdr bdt bma bmb bmd bmm bmo bmr bmt boa bob bod bom boo bor bot bra brb brd brm bro brr brt bta btb btd btm bto btr btt daa dab dad dam dao dar dat dba dbb dbd dbm dbo dbr dbt dda ddb ddd ddm ddo ddr ddt dma dmb dmd dmm dmo dmr dmt doa dob dod dom doo dor dot dra drb drd drm dro drr drt dta dtb dtd dtm dto dtr dtt m-o m-r maa mab mad mam mao mar mat mba mbb mbd mbm mbo mbr mbt mda mdb mdd mdm mdo mdr mdt mma mmb mmd mmm mmo mmr mmt moa mob mod mom moo mor mot mra mrb mrd mrm mro mrr mrt mta mtb mtd mtm mto mtr mtt oaa oab oad oam oao oar oat ob- oba obb obd obm obo obr obt oda odb odd odm odo odr odt om- oma omb omd omm omo omr omt oo- ooa oob ood oom ooo oor oot or- ora orb ord orm oro orr ort ot- ota otb otd otm oto otr ott ra- raa rab rad ram rao rar rat rba rbb rbd rbm rbo rbr rbt rda rdb rdd rdm rdo rdr rdt rma rmb rmd rmm rmo rmr rmt roa rob rod rom roo ror rot rra rrb rrd rrm rrr rrt rta rtb rtd rtm rto rtr rtt taa tab tad tam tao tar tat tba tbb tbd tbm tbo tbr tbt tda tdb tdd tdm tdo tdr tdt tma tmb tmd tmm tmo tmr tmt to- toa tob tod tom too tor tot tra trb trd trm tro trr trt tta ttb ttd ttm tto ttr ttt

a-do aaaa aaab aaad aaam aaar aaba aabb aabd aabm aabt aada aadt aama aamb aamd aamo aamr aaoo aara aard aarm aaro aart aata aatt abaa abab abad abam abar abat abb- abba abbb abbo abbr abbt abda abdo abma abmb abmt aboa abob abod aboo abor abot abra abro abta adaa adab adad adam adao adar adat adba adda addd addo addr adma admb admr adob adod adoo ador adot adra adro adta amaa amad amam amar amat amb- amba ambo ambr amda amdo amdt amm- amma ammo amob amod amoo amor amot amra amro amta amto aoba aoma aora aorb aort aotd arab arad aram arar arat arba arda ardm ardo arma armd armm armo armt aroa arob arod arom aroo aror arr- arra arro arrr arrt arta arto artr at-t ataa atab atad atar atat atdt atm- atma atmo atob atod atom ator atot atra atrm atro atta atto attr baaa baad baam baar baat baba babb babm babo babr bada badb badd bado badr bama bamb bamm bar- bara barb bard barm baro barr bart bata bato batt bbad bbbb bbdd bbdo bd-r bdrm bmaa bmdb boab boad boar boat boba bobb bobo boda bodb bodo boma bomb bomt boob bood boom boor boot bor- bora bord borm boro borr bort bota botb botd boto bott brab brad bram brao brat brda brdm brdo brdt broa brob brod brom broo bror brot brrm brrr btaa btdt btob btor btrt bttb d-bo daab daad daam daar daba dabb dabo dabt dada dado dama damb damm damo dara darb dard daro darr dart data dato datr datt dbar dbtt dddd ddot dmaa dmab dmba dmdt dmrb doab doar doat doba dobb dod- doda dodd dodo doma domb domm domo doob dood doom door doot dora dord dorm doro dorr dort dota dotd doto dott draa drab drad dram drar drat drba drda drob drod drom drot drra dtaa dtor dtot maaa maad maam maar maat maba mabo mada madb madd mado madt mama mamo maor mar- mara mard marm maro marr mart mata mato matr matt mbam mbba mbda mbdb mbta mdat mddm mdma mdot mdra mdta mmaa mmab mmar mmda mmdb mmmd mmmm mmod mmor moaa moab moam moar moat moba mobb mobo moda modd modo moma momo mooa moob mood moor moot mora morb mord moro mort mota motb motd motm moto mott mrad mrbb mrbm mrda mrdd mrmd mrta mrtm mrtt mtaa mtab mtbd mtbo mtoa mtom mtor mtrr mttr oadm oama oara obad obba obbo obdt obor obot obra obro obtd odam odbo odda oddd odma odmr odom odoo odor odot odra omam omao omar ombo omda omdb omma omo- omoa omoo omor omra omro ooaa ooba ooda ooma oooo oora oord oort ootb orab orad oram orao orar orat orba orbb orbo orda ordo orma ormo oro- orom oror orot orra orro orta orto otar otbd otma oto- otoo otor otra otro otta otto raab raad raam raat raba rabb rabo rada radd radm rado radr radt rama ramb ramm ramo raob raom rara rarb raro rata rato ratt rbbb rbbr rdbm rdma roab road roam roar roat rob- roba robb robo robt roda rodd rodo roma romb romd romm romo roob rood room roor root rora roro rort rota roto rotr rott rrad rrat rrrr rtdt t-mo taa- taar taat taba tabb tabo tada tado tama tamd tamm tamo taoa taom taor tara tarb tard tarm taro tarr tart tata tatb tato tatr tatt tbar tbrb tbta tddb tdma tdor tdra tmaa tmbr tmro tmtt toab toad toam toat toba tobo tobt toda todd todo todt toma tomb tomm tomo tomt tooa tood toom toor toot tora tord torm toro torr tort tota totd totm toto totr tott traa trab trad tram trao trat trma trmb trmd troa trod trom troo trot trra