-er a-a a-b aaa aab aad aae aag aak aam aao aar ab- aba abb abd abe abg abk abm abo abr ad- ada adb add ade adg adk adm ado adr aea aeb aed aee aeg aek aem aeo aer ag- aga agb agd age agg agk agm ago agr aka akb akd ake akg akk akm ako akr ama amb amd ame amg amk amm amo amr aoa aob aod aoe aog aok aom aoo aor ar- ara arb ard are arg ark arm aro arr baa bab bad bae bag bak bam bao bar bba bbb bbd bbe bbg bbk bbm bbo bbr bda bdb bdd bde bdg bdk bdm bdo bdr be- bea beb bed bee beg bek bem beo ber bga bgb bgd bge bgg bgk bgm bgo bgr bka bkb bke bkg bkk bkm bko bkr bma bmb bmd bme bmg bmk bmm bmo bmr boa bob bod boe bog bok bom boo bor bra brb brd bre brg brk brm bro brr daa dab dad dae dag dak dam dao dar dba dbb dbd dbe dbg dbk dbm dbo dbr dda ddb ddd dde ddg ddk ddm ddo ddr de- dea deb ded dee deg dek dem deo der dga dgd dge dgg dgk dgm dgr dka dkb dke dkg dkk dkm dko dkr dma dmb dmd dme dmg dmk dmm dmo dmr doa dob dod doe dog dok dom doo dor dra drb drd dre drg drk drm dro drr eaa eab ead eae eag eak eam eao ear eba ebb ebd ebe ebg ebk ebm ebo ebr ed- eda edb edd ede edg edk edm edo edr eea eeb eed eee eeg eek eem eeo eer ega egb egd ege egg egm ego egr eka ekb ekd eke ekg eko ekr em- ema emb emd eme emg emk emm emo emr eo- eoa eob eod eoe eog eok eom eoo eor era erb erd ere erg erk erm ero err g-d gaa gab gad gae gag gak gam gao gar gba gbd gbe gbg gbk gbm gbo gbr gda gdb gdd gde gdk gdm gdo gdr ge- gea geb ged gee geg gek gem geo ger gga ggb ggd ggg ggm ggo ggr gka gkb gkd gkm gko gma gmb gmd gme gmg gmm gmo gmr goa gob god goe gog gok gom goo gor gra grb grd gre grg grk grm gro grr ka- kaa kab kad kae kag kak kam kao kar kba kbb kbd kbe kbk kbm kbo kbr kda kdb kde kdg kdk kdm kdo kdr ke- kea keb ked kee keg kek kem keo ker kga kgb kgd kgm kgo kkb kke kkk kkm kkr kma kmb kmd kme kmg kmk kmm kmo koa kob kod koe kog kok kom koo kor kra krd krg krk kro krr m-o m-r maa mab mad mae mag mak mam mao mar mba mbb mbd mbe mbg mbk mbm mbo mbr mda mdb mdd mde mdg mdk mdm mdo mdr mea meb med mee meg mek mem meo mer mga mgb mgd mge mgk mgm mgo mgr mka mkb mkd mke mkg mkk mkm mko mkr mma mmb mmd mme mmg mmk mmm mmo mmr moa mob mod moe mog mok mom moo mor mra mrb mrd mre mrg mrk mrm mro mrr oaa oab oad oae oag oak oam oao oar ob- oba obb obd obe obg obk obm obo obr oda odb odd ode odg odm odo odr oea oeb oed oee oeg oem oeo oer oga ogd oge ogg ogo oka okb okd oke okg okk oko okr om- oma omb omd ome omg omm omo omr oo- ooa oob ood oog ook oom ooo oor or- ora orb ord ore org ork orm oro orr ra- raa rab rad rae rag rak ram rao rar rba rbb rbd rbe rbg rbk rbm rbo rbr rda rdb rdd rde rdg rdm rdo rdr re- rea reb red ree reg rek rem reo rer rga rgb rgd rge rgg rgk rgo rgr rkb rke rkg rkk rkm rko rma rmb rmd rme rmg rmm rmo rmr roa rob rod roe rog rok rom roo ror rra rrb rrd rrg rrk rrm rrr

a-ak a-be a-do a-ok aaaa aaab aaad aaae aaam aaar aaba aabb aabd aabm aada aade aaea aaem aage aaka aake aama aamb aamd aame aamo aamr aaoe aaoo aara aard aare aarm aaro abaa abab abad abae abag abak abam abar abb- abba abbb abbe abbo abbr abda abdo abed abee aber abgd abma abmb aboa abob abod abok aboo abor abra abro adaa adab adad adae adag adak adam adao adar adba adda addd adde addo addr adea adeb adee adem adeo ader adma admb adme admr adob adod adoe adog adok adoo ador adra adre adro aede aeer aega aeka aeom aer- aera aerd aero ag-o agad agag agam agao agar agba agbo agda agde agea aged agee agem ager agga agge agma agme agob agod agog agoo agra agre agro akaa akae akam akao akar aked akee akeg aker akka akko akok akom akr- akra akre amaa amad amae amag amam amar amb- amba ambe ambo ambr amda amdo amed amee amer amga amka amm- amma amme ammo amob amod amog amok amoo amor amra amro aoba aogm aoma aomg aora aorb arab arad arae arag arak aram arar arba arbe arda arde ardm ardo area ared aree areg arek arem areo arga argb arge argo arka arke arko arma armd arme armm armo aroa arob arod aroe arom aroo aror arr- arra arre arrg arrk arro arrr baaa baad baak baam baar baba babb babe babm babo babr bada badb badd bade bado badr baed baek baer baga bage bagg bago bak- baka bake bako bakr bama bamb bame bamm bar- bara barb bard bare barg bark barm baro barr bbad bbbb bbdd bbdo bbeb bbga bbgm bbmg bbrg bd-r bdog bdrm bead beag beak beam bear beba bebb bebe