a-a a-b a-i aaa aab aad aai aak aan aao aas aay ab- aba abb abd abi abk abn abo abs aby ad- ada adb add adi adk adn ado ads ady ai- aia aib aid aii aik ain aio ais aiy aka akb akd aki akk akn ako aks an- ana anb and ani ank ann ano ans any aoa aob aod aoi aok aon aoo aos as- asa asb asd asi ask asn aso ass asy ay- aya ayd ayi ayk ayn ayo ays baa bab bad bai bak ban bao bas bay bba bbb bbd bbi bbk bbn bbo bbs bby bda bdb bdd bdi bdk bdo bds bdy bi- bia bib bid bii bik bin bio bis biy bka bkb bkk bkn bko bks bna bnb bnd bni bnk bnn bno bns boa bob bod boi bok bon boo bos boy bsa bsb bsd bsi bsk bsn bso bss bsy by- bya byd byi byk byn byo bys daa dab dad dai dak dan dao das day dba dbb dbd dbi dbk dbn dbo dbs dby dda ddb ddd ddi ddk ddn ddo dds ddy di- dia dib did dii dik din dio dis diy dka dkb dki dkk dko dks dna dnb dnd dni dnk dnn dno dns dny doa dob dod doi dok don doo dos doy dsa dsb dsd dsi dsk dsn dso dss dsy dy- dya dyb dyd dyk dyn dyo dys dyy i-d ia- iaa iab iad iai ian iao ias iba ibb ibd ibi ibk ibn ibo ibs iby ida idb idd idi idk idn ido ids idy iia iib iid iii iin iio iis ika ikb iki ikk iko iks in- ina inb ind ini ink inn ino ins iny io- ioa iob iod ioi ion ioo ios is- isa isb isd isi isk isn iso iss isy iya iyo iys iyy ka- kaa kab kad kai kak kan kao kas kay kba kbb kbd kbi kbk kbn kbo kbs kda kdb kdk kdo kds kdy kia kib kid kii kik kin kio kis kkb kki kkk kkn kks kky kn- kna knd kni knk knn kno koa kob kod koi kok kon koo kos koy ksa ksb ksd ksi ksk ksn kso kss kya kyd kyn kyo kys n-i naa nab nad nai nak nan nao nas nay nba nbb nbd nbi nbk nbn nbo nbs nda ndb ndd ndi ndk ndn ndo nds ndy nia nib nid nii nik nin nio nis nka nki nkk nkn nko nks nky nna nnb nni nnk nnn nno nns no- noa nob nod noi nok non noo nos noy nsa nsb nsd nsi nsk nsn nso nss nsy nya nyd nyk nyn nyo nys nyy o-i oaa oab oad oai oak oan oao oas ob- oba obb obd obi obk obn obo obs oby oda odb odd odi odn odo ods oia oib oid oii oik oin oio ois oka okb okd oki okk oko oks on- ona onb ond oni onk onn ono ons ony oo- ooa oob ood ooi ook oon ooo oos os- osa osb osd osi osk osn oso oss oya oyd oyi oyo oys saa sab sad sai sak san sao sas say sba sbb sbd sbi sbk sbn sbo sbs sby sda sdb sdd sdi sdk sdn sdo sds sdy sia sib sid sii sik sin sio sis sk- ska skb skd ski skk sko sks sky sna snb snd sni snk snn sno sns sny soa sob sod soi sok son soo sos soy ss- ssa ssb ssd ssi ssk ssn sso sss sy- sya syb syd syi syk syn sys yaa yab yad yai yak yan yao yas yay ybi ybs yby yda ydn ydo yds ydy yid yii yin yio yis yka yki ykk ykn yna ynd ynk ynn yns yny yob yod yoi yok yon yoo yos yoy ysa ysb ysi ysk yso yss ysy yyb yys yyy