a-a a-b a-i aaa aab aad aah aai aak aan aao aar aas ab- aba abb abd abh abi abk abn abo abr abs ad- ada adb add adh adi adk adn ado adr ads aha ahb ahd ahh ahi ahk ahn aho ahr ahs ai- aia aib aid aih aii aik ain aio air ais aka akb akd akh aki akk akn ako akr aks an- ana anb and anh ani ank ann ano anr ans aoa aob aod aoh aoi aok aon aoo aor aos ar- ara arb ard arh ari ark arn aro arr ars as- asa asb asd ash asi ask asn aso asr ass baa bab bad bah bai bak ban bao bar bas bba bbb bbd bbh bbi bbk bbn bbo bbr bbs bda bdb bdd bdh bdi bdk bdo bdr bds bha bhb bhd bhh bhi bhk bho bhr bhs bi- bia bib bid bih bii bik bin bio bir bis bka bkb bkk bkn bko bkr bks bna bnb bnd bni bnk bnn bno bnr bns boa bob bod boh boi bok bon boo bor bos bra brb brd brh bri brk brn bro brr brs bsa bsb bsd bsh bsi bsk bsn bso bsr bss daa dab dad dah dai dak dan dao dar das dba dbb dbd dbh dbi dbk dbn dbo dbr dbs dda ddb ddd ddh ddi ddk ddn ddo ddr dds dh- dha dhb dhd dhh dhi dhk dho dhr dhs di- dia dib did dih dii dik din dio dir dis dka dkb dki dkk dko dkr dks dna dnb dnd dnh dni dnk dnn dno dnr dns doa dob dod doh doi dok don doo dor dos dra drb drd dri drk drn dro drr drs dsa dsb dsd dsh dsi dsk dsn dso dsr dss h-i haa hab had hah hai hak han hao har has hba hbb hbd hbh hbi hbk hbn hbo hbr hbs hda hdb hdd hdh hdi hdk hdn hdo hdr hds hha hhb hhd hhh hhi hhk hhn hho hhr hhs hia hib hid hih hii hik hin hio hir his hka hkb hkd hkh hki hkk hkn hko hkr hks hna hnb hnd hnh hnk hnn hno hns hoa hob hod hoh hoi hok hon hoo hor hos hr- hra hrb hrd hrh hri hrk hrn hro hrr hrs hsa hsb hsd hsh hsi hsk hsn hsr hss i-d ia- iaa iab iad iah iai ian iao iar ias iba ibb ibd ibh ibi ibk ibn ibo ibr ibs ida idb idd idh idi idk idn ido idr ids iha ihb ihd ihh ihi ihk ihn iho ihr ihs iia iib iid iih iii iin iio iir iis ika ikb iki ikk iko ikr iks in- ina inb ind inh ini ink inn ino inr ins io- ioa iob iod ioh ioi ion ioo ior ios ir- ira irb ird iri irk irn iro irr irs is- isa isb isd ish isi isk isn iso isr iss ka- kaa kab kad kah kai kak kan kao kar kas kba kbb kbd kbh kbi kbk kbn kbo kbr kbs kda kdb kdh kdk kdo kdr kds kha khh khi khk khn kho khr khs kia kib kid kih kii kik kin kio kir kis kkb kkh kki kkk kkn kkr kks kn- kna knd kni knk knn kno knr koa kob kod koh koi kok kon koo kor kos kra krd kri krk krn kro krr krs ksa ksb ksd ksh ksi ksk ksn kso ksr kss n-i naa nab nad nah nai nak nan nao nar nas nba nbb nbd nbi nbk nbn nbo nbr nbs nda ndb ndd ndh ndi ndk ndn ndo ndr nds nha nhb nhd nhh nhi nhk nhn nhr nhs nia nib nid nih nii nik nin nio nir nis nka nki nkk nkn nko nkr nks nna nnb nnh nni nnk nnn nno nns no- noa nob nod noh noi nok non noo nor nos nra nrb nrd nri nrk nrn nro nrr nrs nsa nsb nsd nsh nsi nsk nsn nso nsr nss o-i oaa oab oad oah oai oak oan oao oar oas ob- oba obb obd obh obi obk obn obo obr obs oda odb odd odh odi odn odo odr ods oha ohd ohh ohi ohn oho ohr ohs oia oib oid oii oik oin oio oir ois oka okb okd oki okk oko okr oks on- ona onb ond onh oni onk onn ono onr ons oo- ooa oob ood ooh ooi ook oon ooo oor oos or- ora orb ord orh ori ork orn oro orr ors os- osa osb osd osh osi osk osn oso osr oss ra- raa rab rad rah rai rak ran rao rar ras rba rbb rbd rbh rbi rbk rbn rbo rbr rbs rda rdb rdd rdh rdi rdn rdo rdr rds rh- rha rhb rhd rhh rhi rhn rho rhr rhs ria rib rid rih rii rik rin rio rir ris rkb rkk rko rks rna rnb rnd rnh rni rnn rno rnr rns roa rob rod roh roi rok ron roo ror ros rra rrb rrd rrh rri rrk rrn rrr rrs rsa rsb rsd rsh rsi rsk rsn rso rsr rss saa sab sad sah sai sak san sao sar sas sba sbb sbd sbh sbi sbk sbn sbo sbr sbs sda sdb sdd sdh sdi sdk sdn sdo sdr sds sh- sha shb shd shh shi shk shn sho shr shs sia sib sid sih sii sik sin sio sir sis sk- ska skb skd skh ski skk sko skr sks sna snb snd sni snk snn sno snr sns soa sob sod soh soi sok son soo sor sos sr- sra srb srd srh sri srk srn sro srr srs ss- ssa ssb ssd ssh ssi ssk ssn sso ssr sss