a-a a-b a-i aaa aab aad aai aan aao aar aas aay ab- aba abb abd abi abn abo abr abs aby ad- ada adb add adi adn ado adr ads ady ai- aia aib aid aii ain aio air ais aiy an- ana anb and ani ann ano anr ans any aoa aob aod aoi aon aoo aor aos ar- ara arb ard ari arn aro arr ars ary as- asa asb asd asi asn aso asr ass asy ay- aya ayd ayi ayn ayo ayr ays baa bab bad bai ban bao bar bas bay bba bbb bbd bbi bbn bbo bbr bbs bby bda bdb bdd bdi bdo bdr bds bdy bi- bia bib bid bii bin bio bir bis biy bna bnb bnd bni bnn bno bnr bns boa bob bod boi bon boo bor bos boy bra brb brd bri brn bro brr brs bry bsa bsb bsd bsi bsn bso bsr bss bsy by- bya byd byi byn byo byr bys daa dab dad dai dan dao dar das day dba dbb dbd dbi dbn dbo dbr dbs dby dda ddb ddd ddi ddn ddo ddr dds ddy di- dia dib did dii din dio dir dis diy dna dnb dnd dni dnn dno dnr dns dny doa dob dod doi don doo dor dos doy dra drb drd dri drn dro drr drs dry dsa dsb dsd dsi dsn dso dsr dss dsy dy- dya dyb dyd dyn dyo dyr dys dyy i-d ia- iaa iab iad iai ian iao iar ias iba ibb ibd ibi ibn ibo ibr ibs iby ida idb idd idi idn ido idr ids idy iia iib iid iii iin iio iir iis in- ina inb ind ini inn ino inr ins iny io- ioa iob iod ioi ion ioo ior ios ir- ira irb ird iri irn iro irr irs iry is- isa isb isd isi isn iso isr iss isy iya iyo iyr iys iyy n-i naa nab nad nai nan nao nar nas nay nba nbb nbd nbi nbn nbo nbr nbs nda ndb ndd ndi ndn ndo ndr nds ndy nia nib nid nii nin nio nir nis nna nnb nni nnn nno nns no- noa nob nod noi non noo nor nos noy nra nrb nrd nri nrn nro nrr nrs nry nsa nsb nsd nsi nsn nso nsr nss nsy nya nyd nyn nyo nys nyy o-i oaa oab oad oai oan oao oar oas ob- oba obb obd obi obn obo obr obs oby oda odb odd odi odn odo odr ods oia oib oid oii oin oio oir ois on- ona onb ond oni onn ono onr ons ony oo- ooa oob ood ooi oon ooo oor oos or- ora orb ord ori orn oro orr ors ory os- osa osb osd osi osn oso osr oss oya oyd oyi oyo oys ra- raa rab rad rai ran rao rar ras ray rba rbb rbd rbi rbn rbo rbr rbs rda rdb rdd rdi rdn rdo rdr rds rdy ria rib rid rii rin rio rir ris riy rna rnb rnd rni rnn rno rnr rns rny roa rob rod roi ron roo ror ros roy rra rrb rrd rri rrn rrr rrs rsa rsb rsd rsi rsn rso rsr rss ry- rya ryd ryn ryo ryr rys ryy saa sab sad sai san sao sar sas say sba sbb sbd sbi sbn sbo sbr sbs sby sda sdb sdd sdi sdn sdo sdr sds sdy sia sib sid sii sin sio sir sis sna snb snd sni snn sno snr sns sny soa sob sod soi son soo sor sos soy sr- sra srb srd sri srn sro srr srs sry ss- ssa ssb ssd ssi ssn sso ssr sss sy- sya syb syd syi syn syr sys yaa yab yad yai yan yao yar yas yay ybi ybr ybs yby yda ydn ydo yds ydy yid yii yin yio yir yis yna ynd ynn yns yny yob yod yoi yon yoo yor yos yoy yra yrn yro yrs ysa ysb ysi yso ysr yss ysy yyb yys yyy