-er a-a a-b a-t aaa aab aae aak aam aar aat aau ab- aba abb abe abk abm abr abt abu aea aeb aee aek aem aer aet aeu aka akb ake akk akm akr aku ama amb ame amk amm amr amt amu ar- ara arb are ark arm arr art aru at- ata atb ate atm atr att atu au- aua aub aue auk aum aur aut b-u baa bab bae bak bam bar bat bau bba bbb bbe bbk bbm bbr bbt bbu be- bea beb bee bek bem ber bet beu bka bkb bke bkk bkm bkr bkt bma bmb bme bmk bmm bmr bmt bmu bra brb bre brk brm brr brt bru bta btb bte btk btm btr btt btu bua bub bue buk bum bur but buu eaa eab eae eak eam ear eat eau eba ebb ebe ebk ebm ebr ebt ebu eea eeb eee eek eem eer eet eka ekb eke ekr ekt eku em- ema emb eme emk emm emr emt emu era erb ere erk erm err ert eru eta etb ete etk etm etr ett etu eu- eua eub eue eur eut k-t ka- kaa kab kae kak kam kar kat kau kba kbb kbe kbk kbm kbr kbu ke- kea keb kee kek kem ker ket kkb kke kkk kkm kkr kkt kku kma kmb kme kmk kmm kmt kmu kra krk krr krt kru kta ktb kte ktk ktm ktr ktt ktu kub kue kuk kum kur kut kuu m-r maa mab mae mak mam mar mat mau mba mbb mbe mbk mbm mbr mbt mbu mea meb mee mek mem mer met meu mka mkb mke mkk mkm mkr mkt mku mma mmb mme mmk mmm mmr mmt mmu mra mrb mre mrk mrm mrr mrt mru mta mtb mte mtk mtm mtr mtt mtu mua mub mue muk mum mur mut muu ra- raa rab rae rak ram rar rat rau rba rbb rbe rbk rbm rbr rbt rbu re- rea reb ree rek rem rer ret reu rkb rke rkk rkm rkt rku rma rmb rme rmm rmr rmt rra rrb rrk rrm rrr rrt rru rta rtb rte rtk rtm rtr rtt rtu rua rub rue ruk rum rur rut ruu taa tab tae tak tam tar tat tau tba tbb tbe tbk tbm tbr tbt tbu te- tea teb tee tek tem ter tet teu tka tkb tke tkk tkm tkr tkt tma tmb tme tmk tmm tmr tmt tmu tra trb tre trk trm trr trt tru tta ttb tte ttk ttm ttr ttt ttu tua tub tue tuk tum tur tut tuu ua- uaa uab uae uak uam uar uat uau uba ubb ube ubk ubr ubt ubu uea ueb uee uem uer uet uka ukb uke ukk ukr uku um- uma umb ume umm umr umt umu ur- ura urb ure urk urm urr urt uru uta utb ute utk utm utr utt utu uua uue uum uur uut uuu

a-ak a-be aaaa aaab aaae aaam aaar aaba aabb aabm aabt aaea aaem aaka aake aaku aama aamb aame aamr aara aare aarm aart aaru aata aatk aatt abaa abab abae abak abam abar abat abau abb- abba abbb abbe abbr abbt abee aber abet abma abmb abmt abra abta abtu abua abue abuk abum abut aeer aeka aemt aer- aera aeta aetr aett akaa akae akam akar akee aker akeu akka akku akr- akra akre akte akua amaa amae amam amar amat amb- amba ambe ambr ambu amee amer amet ameu amka amm- amma amme ammu amra amta amte amtk amua amum amur arab arae arak aram arar arat arau arba arbe area aree arek arem aret areu arka arke arma arme armm armt armu arr- arra arre arrk arrr arrt arru arta arte artr arua arub arue arum arut at-t ataa atab atae atak atar atat atea atee atem ater atka atkt atm- atma atme atmu atra atre atrk atrm atru atta atte attr attu atua atub atuk atum atur auaa aube auer auke auma aur- aura aure aut- aute baaa baak baam baar baat baba babb babe babm babr babu baek baer bak- baka bake bakr bakt baku bama bamb bame bamm bamu bar- bara barb bare bark barm barr bart baru bata bate batt batu bau- bauk baum baur bbau bbbb bbeb bbet beak beam bear beat beau beba bebb bebe beeb beek beem beer beet beka beke bema beme bemu bera bere berk berm berr bert beru beta bete bett betu beuk beur bmaa brab brae brak bram brat brau brea breb bree brek brem brer bret brka brkb brrm brrr brue brum brut btaa btek btrt bttb buar buat buba bubb bube bubu buea buem buer bueu buka buke bukk buku bum- buma bumb bur- bura burb bure burk burm burr burt buru but- buta bute butt eaba eama eame eara earb eare eart eata eate ebam ebba ebbr eber ebru ebur eeea eeee eeka eeke eera eeta eete eetu eka- ekab ekam ekeb ekek eker eket ekka ekma ekta ekur emae emam emar emba embe embr emek emer emet emeu emma emme emmu emra emre emta emte eram erat erau erba erbb erbe ereb erem erer eret erke erma erme erra erre erta ertu erua erub erum erur etak etam etat etbr etee etem eter etka etra etre etrm etta ette ettu etua euba euer eur- eura eure eurt kaaa kaab kaak kaam kaar kaat kaba kabb kabe kabr kabu kaer kaet kaka kake kakk kakm kakt kaku kam- kama kamb kame kamm kamr kamt kamu kara karb kare kark karm karr kart karu kat- kata katb kate katk katm katr katt katu kau- kaub kaue kauk kaum kaur kbaa kbab kbae kbak kbam kbar kbat kbba kbbb kbbe kbbk kbbm kbbr kbbt kbbu kbeb kbee kbek kber kbet kbkb kbkk kbkr kbmb kbme kbmr kbmt kbra kbrb kbre kbrk kbrt kbru kbta kbtb kbte kbtk kbtm kbtr kbtt kbua kbub