-er a-a a-b aaa aab aad aae aak aar aas aau ab- aba abb abd abe abk abr abs abu ad- ada adb add ade adk adr ads adu aea aeb aed aee aek aer aes aeu aka akb akd ake akk akr aks aku ar- ara arb ard are ark arr ars aru as- asa asb asd ase ask asr ass asu au- aua aub aud aue auk aur aus b-u baa bab bad bae bak bar bas bau bba bbb bbd bbe bbk bbr bbs bbu bda bdb bdd bde bdk bdr bds bdu be- bea beb bed bee bek ber bes beu bka bkb bke bkk bkr bks bra brb brd bre brk brr brs bru bsa bsb bsd bse bsk bsr bss bsu bua bub bud bue buk bur bus buu daa dab dad dae dak dar das dau dba dbb dbd dbe dbk dbr dbs dbu dda ddb ddd dde ddk ddr dds ddu de- dea deb ded dee dek der des deu dka dkb dke dkk dkr dks dku dra drb drd dre drk drr drs dru dsa dsb dsd dse dsk dsr dss dsu dua dub dud due duk dur dus eaa eab ead eae eak ear eas eau eba ebb ebd ebe ebk ebr ebs ebu ed- eda edb edd ede edk edr eds edu eea eeb eed eee eek eer ees eka ekb ekd eke ekr eks eku era erb erd ere erk err ers eru es- esa esb esd ese esk esr ess esu eu- eua eub eud eue eur eus ka- kaa kab kad kae kak kar kas kau kba kbb kbd kbe kbk kbr kbs kbu kda kdb kde kdk kdr kds kdu ke- kea keb ked kee kek ker kes kkb kke kkk kkr kks kku kra krd krk krr krs kru ksa ksb ksd kse ksk ksr kss ksu kub kud kue kuk kur kus kuu ra- raa rab rad rae rak rar ras rau rba rbb rbd rbe rbk rbr rbs rbu rda rdb rdd rde rdr rds rdu re- rea reb red ree rek rer res reu rkb rke rkk rks rku rra rrb rrd rrk rrr rrs rru rsa rsb rsd rse rsk rsr rss rsu rua rub rud rue ruk rur rus ruu saa sab sad sae sak sar sas sau sba sbb sbd sbe sbk sbr sbs sbu sda sdb sdd sde sdk sdr sds sdu se- sea seb sed see sek ser ses seu sk- ska skb skd ske skk skr sks sku sr- sra srb srd sre srk srr srs ss- ssa ssb ssd sse ssk ssr sss ssu sua sub sud sue suk sur sus suu ua- uaa uab uad uae uak uar uas uau uba ubb ube ubk ubr ubs ubu uda udb udd ude udk udr uds udu uea ueb ued uee uer ues uka ukb uke ukk ukr uku ur- ura urb urd ure urk urr urs uru usa usb usd use usk usr uss usu uua uue uur uus uuu

-ase a-ak a-be aaaa aaab aaad aaae aaar aaas aaba aabb aabd aada aade aads aadu aaea aaes aaka aake aaku aara aard aare aars aaru aasa aasd aase aass aasu aaus abaa abab abad abae abak abar abas abau abb- abba abbb abbe abbr abbs abda abdu abed abee aber abes abra abrs abs- absa absd abse abss absu abua abud abue abuk abus adaa adab adad adae adak adar adas adba adda addd adde addr adds addu adea adeb adee ader ades adra adre adrs adsa adsr adss adua adub adue aduk adur aeas aebs aede aeer aeka aer- aera aerd aers aesd aess akaa akae akar akas aked akee aker akes akeu akka akku akr- akra akre aksa aksu akua arab arad arae arak arar aras arau arba arbe arbs arda arde ards ardu area ared aree arek ares areu arka arke arks arr- arra arre arrk arrr arrs arru ars- arsa arsd arse arsk arsu arua arub arud arue asaa asab asad asae asak asar asas asau asba asbu asda asde asds asea asee asek aser ases aska aske askr asks asra asrs asru assa assd asse assk assr asss assu asub asud asue asur asus auaa aube aude auer auke auks aur- aura aurd aure ausa ausd ause ausu baaa baad baak baar baas baba babb babe babr babs babu bada badb badd bade badr bads badu baed baek baer baes bak- baka bake bakr baks baku bar- bara barb bard bare bark barr bars baru basa base bask bass basu bau- baud bauk baur bbad bbas bbau bbbb bbbs bbdd bbeb bd-r bdes bdsd bead beak bear beas beau beba bebb bebe beda bede beds bedu beeb beed beek beer bees beka beke beks bera berd bere berk berr bers beru bes- besa bese besk bess beuk beur brab brad brae brak bras brau brda brds brea breb bred bree brek brer bres brka brkb brrr brrs brsb brsr brud brue brus bsaa bsas bsbd bsea bseb bsed bsee bser bses bsra bsrd bssd bsse buad buar buba bubb bube bubs bubu buda budb budd bude buds budu buea buer bueu buka buke bukk buku bur- bura burb burd bure burk burr burs buru busa buse busk buss busu buus daab daad daae daar daas daau daba dabb dabs dabu dada dade dads dadu daeb daer daeu daka dake daks daku dara darb dard dare dark darr dars daru dasa dasb dasd dase dask dass daub daud daue dauk daur daus dbar dbas dbrs dbsa dbss dbus dddd ddes ddre ddss ddub dead deae deak dear deas deau deba debe debs debu deda dedd dede dedu deeb deed deek deer dees dek- deka deke deks der- dera derb dere derk derr ders des- desa dese desk dess desu deua deue deuk deur deus dkba draa drab drad drak drar dras drau drba drda drea dred dree drek dres drra drrs drsa drua drub drue druk drus druu dsba