-er a-a a-b a-t aaa aab aad aae aam aao aar aat ab- aba abb abd abe abm abo abr abt ad- ada adb add ade adm ado adr adt aea aeb aed aee aem aeo aer aet ama amb amd ame amm amo amr amt aoa aob aod aoe aom aoo aor aot ar- ara arb ard are arm aro arr art at- ata atb atd ate atm ato atr att baa bab bad bae bam bao bar bat bba bbb bbd bbe bbm bbo bbr bbt bda bdb bdd bde bdm bdo bdr bdt be- bea beb bed bee bem beo ber bet bma bmb bmd bme bmm bmo bmr bmt boa bob bod boe bom boo bor bot bra brb brd bre brm bro brr brt bta btb btd bte btm bto btr btt daa dab dad dae dam dao dar dat dba dbb dbd dbe dbm dbo dbr dbt dda ddb ddd dde ddm ddo ddr ddt de- dea deb ded dee dem deo der det dma dmb dmd dme dmm dmo dmr dmt doa dob dod doe dom doo dor dot dra drb drd dre drm dro drr drt dta dtb dtd dte dtm dto dtr dtt eaa eab ead eae eam eao ear eat eba ebb ebd ebe ebm ebo ebr ebt ed- eda edb edd ede edm edo edr edt eea eeb eed eee eem eeo eer eet em- ema emb emd eme emm emo emr emt eo- eoa eob eod eoe eom eoo eor eot era erb erd ere erm ero err ert eta etb etd ete etm eto etr ett m-o m-r maa mab mad mae mam mao mar mat mba mbb mbd mbe mbm mbo mbr mbt mda mdb mdd mde mdm mdo mdr mdt mea meb med mee mem meo mer met mma mmb mmd mme mmm mmo mmr mmt moa mob mod moe mom moo mor mot mra mrb mrd mre mrm mro mrr mrt mta mtb mtd mte mtm mto mtr mtt oaa oab oad oae oam oao oar oat ob- oba obb obd obe obm obo obr obt oda odb odd ode odm odo odr odt oea oeb oed oee oem oeo oer oet om- oma omb omd ome omm omo omr omt oo- ooa oob ood oom ooo oor oot or- ora orb ord ore orm oro orr ort ot- ota otb otd ote otm oto otr ott ra- raa rab rad rae ram rao rar rat rba rbb rbd rbe rbm rbo rbr rbt rda rdb rdd rde rdm rdo rdr rdt re- rea reb red ree rem reo rer ret rma rmb rmd rme rmm rmo rmr rmt roa rob rod roe rom roo ror rot rra rrb rrd rrm rrr rrt rta rtb rtd rte rtm rto rtr rtt taa tab tad tae tam tao tar tat tba tbb tbd tbe tbm tbo tbr tbt tda tdb tdd tde tdm tdo tdr tdt te- tea teb ted tee tem teo ter tet tma tmb tmd tme tmm tmo tmr tmt to- toa tob tod toe tom too tor tot tra trb trd tre trm tro trr trt tta ttb ttd tte ttm tto ttr ttt

a-be a-do aaaa aaab aaad aaae aaam aaar aaba aabb aabd aabm aabt aada aade aadt aaea aaem aama aamb aamd aame aamo aamr aaoe aaoo aara aard aare aarm aaro aart aata aatt abaa abab abad abae abam abar abat abb- abba abbb abbe abbo abbr abbt abda abdo abed abee aber abet abma abmb abmt aboa abob abod aboo abor abot abra abro abta adaa adab adad adae adam adao adar adat adba adda addd adde addo addr adea adeb adee adem adeo ader adet adma admb adme admr adob adod adoe adoo ador adot adra adre adro adta aede aedt aeer aemt aeom aer- aera aerd aero aeta aeto aetr aett amaa amad amae amam amar amat amb- amba ambe ambo ambr amda amdo amdt amed amee amer amet amm- amma amme ammo amob amod amoo amor amot amra amro amta amte amto aoba aoma aora aorb aort aotd arab arad arae aram arar arat arba arbe arda arde ardm ardo area ared aree arem areo aret arma armd arme armm armo armt aroa arob arod aroe arom aroo aror arr- arra arre arro arrr arrt arta arte arto artr at-t ataa atab atad atae atar atat atdt atea ated atee atem ateo ater atm- atma atme atmo atob atod atoe atom ator atot atra atre atrm atro atta atte atto attr baaa baad baam baar baat baba babb babe babm babo babr bada badb badd bade bado badr baed baer bama bamb bame bamm bar- bara barb bard bare barm baro barr bart bata bate bato batt bbad bbbb bbdd bbdo bbeb bbet bd-r bdrm bead beam bear beat beba bebb bebe bebo beda bede bedo beeb beed beem beer beet bema beme beo- beod beor beot bera berd bere berm bero berr bert beta bete beto bett bmaa bmdb boab boad boar boat boba bobb bobe bobo boda bodb bode bodo boea boee boeo boer boet boma bomb bome bomt boob bood booe boom boor boot bor- bora bord bore borm boro borr bort bota botb botd bote boto bott brab brad brae bram brao brat brda brdm brdo brdt brea breb bred bree brem breo brer bret broa brob brod broe brom broo bror brot brrm brrr btaa btdt btob btor btrt bttb d-bo daab daad daae daam daar daba dabb dabo dabt dada dade dado daeb daem daer dama damb dame damm damo dara darb dard dare daro darr dart data date dato datr datt dbar dbtt dddd ddot ddre dead deae dear deba debe debt deda dedd dede dedo deeb deed deem deer deet dem- dema demb demd deme demo deor der- dera derb dere derm dero derr deta dete deto detr dmaa dmab dmae dmba dmdt dmea dmrb doab doae doar doat doba dobb dobe dod- doda dodd