-er -ey a-a a-b aaa aab aad aae aan aar aas aau aay ab- aba abb abd abe abn abr abs abu aby ad- ada adb add ade adn adr ads adu ady aea aeb aed aee aen aer aes aeu aey an- ana anb and ane ann anr ans anu any ar- ara arb ard are arn arr ars aru ary as- asa asb asd ase asn asr ass asu asy au- aua aub aud aue aun aur aus ay- aya ayd aye ayn ayr ays ayu b-u baa bab bad bae ban bar bas bau bay bba bbb bbd bbe bbn bbr bbs bbu bby bda bdb bdd bde bdr bds bdu bdy be- bea beb bed bee ben ber bes beu bey bna bnb bnd bne bnn bnr bns bnu bra brb brd bre brn brr brs bru bry bsa bsb bsd bse bsn bsr bss bsu bsy bua bub bud bue bun bur bus buu buy by- bya byd bye byn byr bys byu daa dab dad dae dan dar das dau day dba dbb dbd dbe dbn dbr dbs dbu dby dda ddb ddd dde ddn ddr dds ddu ddy de- dea deb ded dee den der des deu dey dna dnb dnd dne dnn dnr dns dny dra drb drd dre drn drr drs dru dry dsa dsb dsd dse dsn dsr dss dsu dsy dua dub dud due dun dur dus duy dy- dya dyb dyd dye dyn dyr dys dyu dyy eaa eab ead eae ean ear eas eau eba ebb ebd ebe ebn ebr ebs ebu eby ed- eda edb edd ede edn edr eds edu edy eea eeb eed eee een eer ees eey en- ena enb end ene enn enr ens enu eny era erb erd ere ern err ers eru ery es- esa esb esd ese esn esr ess esu esy eu- eua eub eud eue eun eur eus eya eyd eye eyn eyr eys naa nab nad nae nan nar nas nau nay nba nbb nbd nbe nbn nbr nbs nbu nda ndb ndd nde ndn ndr nds ndu ndy ne- nea neb ned nee nen ner nes neu ney nna nnb nne nnn nns nnu nra nrb nrd nre nrn nrr nrs nru nry nsa nsb nsd nse nsn nsr nss nsu nsy nua nub nud nue nun nur nus nuu nuy nya nyd nye nyn nys nyu nyy ra- raa rab rad rae ran rar ras rau ray rba rbb rbd rbe rbn rbr rbs rbu rda rdb rdd rde rdn rdr rds rdu rdy re- rea reb red ree ren rer res reu rey rna rnb rnd rnn rnr rns rnu rny rra rrb rrd rrn rrr rrs rru rsa rsb rsd rse rsn rsr rss rsu rua rub rud rue run rur rus ruu ruy ry- rya ryd rye ryn ryr rys ryu ryy saa sab sad sae san sar sas sau say sba sbb sbd sbe sbn sbr sbs sbu sby sda sdb sdd sde sdn sdr sds sdu sdy se- sea seb sed see sen ser ses seu sey sna snb snd sne snn snr sns snu sny sr- sra srb srd sre srn srr srs sry ss- ssa ssb ssd sse ssn ssr sss ssu sua sub sud sue sun sur sus suu suy sy- sya syb syd sye syn syr sys syu ua- uaa uab uad uae uan uar uas uau uay uba ubb ube ubn ubr ubs ubu uby uda udb udd ude udn udr uds udu uea ueb ued uee uen uer ues uey un- una unb und une unn unr uns unu uny ur- ura urb urd ure urn urr urs uru ury usa usb usd use usn usr uss usu uua uue uun uur uus uuu uys uyu yaa yab yad yae yan yar yas yau yay ybe ybr ybs yby yda yde ydn yds ydy yea yeb yed yee yen yer yes yey yna ynd yne ynn yns ynu yny yra yre yrn yrs yru ysa ysb yse ysr yss ysu ysy yua yud yue yun yur yus yuu yuy yyb yye yys yyu yyy