a-a a-b a-i aaa aab aad aai aao aar aas ab- aba abb abd abi abo abr abs ad- ada adb add adi ado adr ads ai- aia aib aid aii aio air ais aoa aob aod aoi aoo aor aos ar- ara arb ard ari aro arr ars as- asa asb asd asi aso asr ass baa bab bad bai bao bar bas bba bbb bbd bbi bbo bbr bbs bda bdb bdd bdi bdo bdr bds bi- bia bib bid bii bio bir bis boa bob bod boi boo bor bos bra brb brd bri bro brr brs bsa bsb bsd bsi bso bsr bss daa dab dad dai dao dar das dba dbb dbd dbi dbo dbr dbs dda ddb ddd ddi ddo ddr dds di- dia dib did dii dio dir dis doa dob dod doi doo dor dos dra drb drd dri dro drr drs dsa dsb dsd dsi dso dsr dss i-d ia- iaa iab iad iai iao iar ias iba ibb ibd ibi ibo ibr ibs ida idb idd idi ido idr ids iia iib iid iii iio iir iis io- ioa iob iod ioi ioo ior ios ir- ira irb ird iri iro irr irs is- isa isb isd isi iso isr iss o-i oaa oab oad oai oao oar oas ob- oba obb obd obi obo obr obs oda odb odd odi odo odr ods oia oib oid oii oio oir ois oo- ooa oob ood ooi ooo oor oos or- ora orb ord ori oro orr ors os- osa osb osd osi oso osr oss ra- raa rab rad rai rao rar ras rba rbb rbd rbi rbo rbr rbs rda rdb rdd rdi rdo rdr rds ria rib rid rii rio rir ris roa rob rod roi roo ror ros rra rrb rrd rri rrr rrs rsa rsb rsd rsi rso rsr rss saa sab sad sai sao sar sas sba sbb sbd sbi sbo sbr sbs sda sdb sdd sdi sdo sdr sds sia sib sid sii sio sir sis soa sob sod soi soo sor sos sr- sra srb srd sri sro srr srs ss- ssa ssb ssd ssi sso ssr sss

a-do a-ii aaaa aaab aaad aaai aaar aaas aaba aabb aabd aabi aada aadi aads aaib aaii aais aaoo aara aard aari aaro aars aasa aasd aasi aass abaa abab abad abai abar abas abb- abba abbb abbi abbo abbr abbs abda abdi abdo abia abib abid abir abis aboa abob abod aboo abor abos abra abri abro abrs abs- absa absd absi abss adaa adab adad adai adao adar adas adba adbi adda addd addi addo addr adds adia adib adio adir adis adob adod adoo ador ados adra adro adrs adsa adsi adso adsr adss aiai aias aiba aibo aida aidb aidi aidr aids aiia aiib aiid aiir aioi aira aird airi airo airs aisa aisb aisd aisi aiso aisr aoba aora aorb aors aosd aoss arab arad arai arar aras arba arbi arbs arda ardi ardo ards aria arib arid arii ario aris aroa arob arod aroi aroo aror aros arr- arra arri arro arrr arrs ars- arsa arsd arsi arso asaa asab asad asai asao asar asas asba asbo asda asdo asds asia asii asio asir asis asob asod asoi asor asos asra asro asrs assa assd assi asso assr asss ba-i baaa baad baar baas baba babb babi babo babr babs bada badb badd badi bado badr bads baia baib baid baio bair bais baos bar- bara barb bard bari baro barr bars basa basi baso bass bbad bbas bbbb bbbs bbdd bbdo bd-r bdii bdos bdsd biad biao biar bias biba bibb bibi bibo bibs bida bidi bido bidr bids biis bio- bioi bios bira birb bird biri biro birr birs bis- bisa bisd biso biss boab boad boai boar boas boba bobb bobi bobo bobs boda bodb bodi bodo bods boi- boid boii bois boob bood boor boos bor- bora bord bori boro borr bors bosa bosi boso boss brab brad brai brao bras brda brdo brds bria brid brio bris broa brob brod broo bror bros brrr brrs brsb brsr bsaa bsas bsbd bsod bsos bsra bsrd bssd d-bo daab daad daar daas daba dabb dabo dabs dada dadi dado dads daia daid daio dair dais daos dara darb dard dari daro darr dars dasa dasb dasd dasi dass dbar dbas dbos dbrs dbsa dbss dddd ddss dia- diab diad diao diar dias diba dibb dibo dibs dida didi dido dids diii diis dior dios dira dird dirr dirs dis- disa disd disi diso diss doab doar doas doba dobb dobi dobs dod- doda dodd dodi dodo dods doid dois doob dood door doos dora dord dori doro dorr dors dosa dosi doso doss draa drab drad drar dras drba drda drib drob drod drra drrs drsa dsba dsda dsdr dsoa dsos dsri dsrr dssa dssi iaaa iaai iaas iaba iadb iaia iais iara iars iasa iasi iaso iasr ibad ibar ibas ibdo ibia ibid ibis ibos ibra ibrd ibri ibro ibsa ibss idad idar idas idda iddo idia idid idio idir idis idos idra idro idsa idso idss iias iida iiii iiio iiis iioi iioo iios iira iirs iisd iisi iisr ioba iobi iod- ioda iodd iodo ioii ioio iooi iooo ioos iora iori iors ioso irad irai irao irar iras irda irdo irds iri- iria irid irio iris irob irod irra irri irrs irsa is-a isad isai isao isar isas isba isbd isda isdb isds isia isis iso- isor isos isra isri issa issi isso issr isss oais oara oars oasi oass obad obai obas obba obbo obia obid obis oboi obor obos obra obri obro obsd obsr obss odai odas odbo odda oddd oddi odds odia odio odir odis odoo odor odos odra odso oiba oido oids oiii oios oira oisd ooaa ooba oobi ooda oodi ooia ooid oooo ooos oora oord oosa oosi orab orad orai orao orar oras orba orbb orbi orbo