-er -ey a-a a-b a-i aaa aab aae aai aan aao aar aas aau aay ab- aba abb abe abi abn abo abr abs abu aby aea aeb aee aei aen aeo aer aes aeu aey ai- aia aib aie aii ain aio air ais aiu aiy an- ana anb ane ani ann ano anr ans anu any aoa aob aoe aoi aon aoo aor aos aou ar- ara arb are ari arn aro arr ars aru ary as- asa asb ase asi asn aso asr ass asu asy au- aua aub aue aui aun auo aur aus ay- aya aye ayi ayn ayo ayr ays ayu b-u baa bab bae bai ban bao bar bas bau bay bba bbb bbe bbi bbn bbo bbr bbs bbu bby be- bea beb bee bei ben beo ber bes beu bey bi- bia bib bie bii bin bio bir bis biu biy bna bnb bne bni bnn bno bnr bns bnu boa bob boe boi bon boo bor bos bou boy bra brb bre bri brn bro brr brs bru bry bsa bsb bse bsi bsn bso bsr bss bsu bsy bua bub bue bui bun buo bur bus buu buy by- bya bye byi byn byo byr bys byu eaa eab eae eai ean eao ear eas eau eba ebb ebe ebi ebn ebo ebr ebs ebu eby eea eeb eee een eeo eer ees eey eia eib eie eii ein eio eir eis eiu en- ena enb ene eni enn eno enr ens enu eny eo- eoa eob eoe eoi eon eoo eor eos eou era erb ere eri ern ero err ers eru ery es- esa esb ese esi esn eso esr ess esu esy eu- eua eub eue eui eun eur eus eya eye eyn eyo eyr eys ia- iaa iab iae iai ian iao iar ias iau iba ibb ibe ibi ibn ibo ibr ibs ibu iby ie- iea iee iei ien ier ies iey iia iib iie iii iin iio iir iis iiu in- ina inb ine ini inn ino inr ins inu iny io- ioa iob ioe ioi ion ioo ior ios iou ir- ira irb ire iri irn iro irr irs iru iry is- isa isb ise isi isn iso isr iss isu isy iu- iua iub iue iui iur ius iya iye iyo iyr iys iyy n-i naa nab nae nai nan nao nar nas nau nay nba nbb nbe nbi nbn nbo nbr nbs nbu ne- nea neb nee nei nen neo ner nes neu ney nia nib nie nii nin nio nir nis niu nna nnb nne nni nnn nno nns nnu no- noa nob noe noi non noo nor nos nou noy nra nrb nre nri nrn nro nrr nrs nru nry nsa nsb nse nsi nsn nso nsr nss nsu nsy nua nub nue nui nun nuo nur nus nuu nuy nya nye nyn nyo nys nyu nyy o-i oaa oab oae oai oan oao oar oas oau ob- oba obb obe obi obn obo obr obs obu oby oea oeb oee oei oen oeo oer oes oey oia oib oie oii oin oio oir ois oiu on- ona onb one oni onn ono onr ons onu ony oo- ooa oob ooi oon ooo oor oos or- ora orb ore ori orn oro orr ors oru ory os- osa osb ose osi osn oso osr oss osu ou- oua oue oui oun ouo our ous oya oye oyi oyo oys ra- raa rab rae rai ran rao rar ras rau ray rba rbb rbe rbi rbn rbo rbr rbs rbu re- rea reb ree rei ren reo rer res reu rey ria rib rie rii rin rio rir ris riy rna rnb rni rnn rno rnr rns rnu rny roa rob roe roi ron roo ror ros rou roy rra rrb rri rrn rrr rrs rru rsa rsb rse rsi rsn rso rsr rss rsu rua rub rue rui run ruo rur rus ruu ruy ry- rya rye ryn ryo ryr rys ryu ryy saa sab sae sai san sao sar sas sau say sba sbb sbe sbi sbn sbo sbr sbs sbu sby se- sea seb see sei sen seo ser ses seu sey sia sib sie sii sin sio sir sis siu sna snb sne sni snn sno snr sns snu sny soa sob soe soi son soo sor sos sou soy sr- sra srb sre sri srn sro srr srs sry ss- ssa ssb sse ssi ssn sso ssr sss ssu sua sub sue sui sun suo sur sus suu suy sy- sya syb sye syi syn syr sys syu ua- uaa uab uae uai uan uao uar uas uau uay uba ubb ube ubi ubn ubo ubr ubs ubu uby uea ueb uee uei uen uer ues uey uia uib uie uii uin uio uir uis uiu un- una unb une uni unn uno unr uns unu uny uoa uob uoe uon uoo uor uos ur- ura urb ure uri urn uro urr urs uru ury usa usb use usi usn uso usr uss usu uua uue uun uur uus uuu uyi uyo uys uyu yaa yab yae yai yan yao yar yas yau yay ybe ybi ybr ybs yby yea yeb yee yei yen yeo yer yes yey yie yii yin yio yir yis yna yne ynn yns ynu yny yob yoe yoi yon yoo yor yos you yoy yra yre yrn yro yrs yru ysa ysb yse ysi yso ysr yss ysu ysy yua yue yui yun yuo yur yus yuu yuy yyb yye yys yyu yyy