a-a a-b a-i aaa aab aad aah aai aao aas aay ab- aba abb abd abh abi abo abs aby ad- ada adb add adh adi ado ads ady aha ahb ahd ahh ahi aho ahs ahy ai- aia aib aid aih aii aio ais aiy aoa aob aod aoh aoi aoo aos as- asa asb asd ash asi aso ass asy ay- aya ayd ayh ayi ayo ays baa bab bad bah bai bao bas bay bba bbb bbd bbh bbi bbo bbs bby bda bdb bdd bdh bdi bdo bds bdy bha bhb bhd bhh bhi bho bhs bi- bia bib bid bih bii bio bis biy boa bob bod boh boi boo bos boy bsa bsb bsd bsh bsi bso bss bsy by- bya byd byh byi byo bys daa dab dad dah dai dao das day dba dbb dbd dbh dbi dbo dbs dby dda ddb ddd ddh ddi ddo dds ddy dh- dha dhb dhd dhh dhi dho dhs di- dia dib did dih dii dio dis diy doa dob dod doh doi doo dos doy dsa dsb dsd dsh dsi dso dss dsy dy- dya dyb dyd dyo dys dyy h-i haa hab had hah hai hao has hay hba hbb hbd hbh hbi hbo hbs hby hda hdb hdd hdh hdi hdo hds hdy hha hhb hhd hhh hhi hho hhs hhy hia hib hid hih hii hio his hoa hob hod hoh hoi hoo hos hoy hsa hsb hsd hsh hsi hss hsy hy- hya hyb hyd hyh hyi hyo hys hyy i-d ia- iaa iab iad iah iai iao ias iba ibb ibd ibh ibi ibo ibs iby ida idb idd idh idi ido ids idy iha ihb ihd ihh ihi iho ihs ihy iia iib iid iih iii iio iis io- ioa iob iod ioh ioi ioo ios is- isa isb isd ish isi iso iss isy iya iyo iys iyy o-i oaa oab oad oah oai oao oas ob- oba obb obd obh obi obo obs oby oda odb odd odh odi odo ods oha ohd ohh ohi oho ohs oia oib oid oii oio ois oo- ooa oob ood ooh ooi ooo oos os- osa osb osd osh osi oso oss oya oyd oyi oyo oys saa sab sad sah sai sao sas say sba sbb sbd sbh sbi sbo sbs sby sda sdb sdd sdh sdi sdo sds sdy sh- sha shb shd shh shi sho shs shy sia sib sid sih sii sio sis soa sob sod soh soi soo sos soy ss- ssa ssb ssd ssh ssi sso sss sy- sya syb syd syh syi sys yaa yab yad yah yai yao yas yay ybi ybs yby yda ydo yds ydy yha yhi yhs yid yih yii yio yis yob yod yoi yoo yos yoy ysa ysb ysi yso yss ysy yyb yys yyy