a-a a-b a-i aaa aab aah aai aao aar aas ab- aba abb abh abi abo abr abs aha ahb ahh ahi aho ahr ahs ai- aia aib aih aii aio air ais aoa aob aoh aoi aoo aor aos ar- ara arb arh ari aro arr ars as- asa asb ash asi aso asr ass baa bab bah bai bao bar bas bba bbb bbh bbi bbo bbr bbs bha bhb bhh bhi bho bhr bhs bi- bia bib bih bii bio bir bis boa bob boh boi boo bor bos bra brb brh bri bro brr brs bsa bsb bsh bsi bso bsr bss h-i haa hab hah hai hao har has hba hbb hbh hbi hbo hbr hbs hha hhb hhh hhi hho hhr hhs hia hib hih hii hio hir his hoa hob hoh hoi hoo hor hos hr- hra hrb hrh hri hro hrr hrs hsa hsb hsh hsi hsr hss ia- iaa iab iah iai iao iar ias iba ibb ibh ibi ibo ibr ibs iha ihb ihh ihi iho ihr ihs iia iib iih iii iio iir iis io- ioa iob ioh ioi ioo ior ios ir- ira irb iri iro irr irs is- isa isb ish isi iso isr iss o-i oaa oab oah oai oao oar oas ob- oba obb obh obi obo obr obs oha ohh ohi oho ohr ohs oia oib oii oio oir ois oo- ooa oob ooh ooi ooo oor oos or- ora orb orh ori oro orr ors os- osa osb osh osi oso osr oss ra- raa rab rah rai rao rar ras rba rbb rbh rbi rbo rbr rbs rh- rha rhb rhh rhi rho rhr rhs ria rib rih rii rio rir ris roa rob roh roi roo ror ros rra rrb rrh rri rrr rrs rsa rsb rsh rsi rso rsr rss saa sab sah sai sao sar sas sba sbb sbh sbi sbo sbr sbs sh- sha shb shh shi sho shr shs sia sib sih sii sio sir sis soa sob soh soi soo sor sos sr- sra srb srh sri sro srr srs ss- ssa ssb ssh ssi sso ssr sss

a-ha a-ii aaaa aaab aaah aaai aaar aaas aaba aabb aabh aabi aaha aahs aaib aaii aais aaoo aara aari aaro aars aasa aasi aass abaa abab abai abar abas abb- abba abbb abbi abbo abbr abbs abha abhi abho abhr abhs abia abib abir abis aboa abob aboh aboo abor abos abra abri abro abrs abs- absa absi abss ahab ahah ahai ahar ahas ahha ahhs ahio ahir ahis ahoa ahor ahra ahrr ahrs ahsa ahso ahss aiai aias aiba aibo aiha aiho aihs aiia aiib aiir aioi aira airh airi airo airs aisa aisb aish aisi aiso aisr aoah aoba aora aorb aors aoss arab arah arai arar aras arba arbh arbi arbs arh- arhs aria arib arii ario aris aroa arob aroi aroo aror aros arr- arra arrh arri arro arrr arrs ars- arsa arsi arso asaa asab asah asai asao asar asas asba asbo asha ashi ashs asia asii asio asir asis asob asoi asor asos asra asro asrs assa assh assi asso assr asss ba-i baaa baah baar baas baba babb babi babo babr babs baha bahi baho bahr bahs baia baib baio bair bais baoh baos bar- bara barb barh bari baro barr bars basa bash basi baso bass bbas bbbb bbbs bbhs bhai bhao bhar bhhs bhir bhoi bhor bhra biao biar bias biba bibb bibi bibo bibs biha bihi bihs biis bio- bioi bios bira birb biri biro birr birs bis- bisa bish biso biss boab boai boar boas boba bobb bobi bobo bobs boha boho bohr bohs boi- boii bois boob booh boor boos bor- bora borh bori boro borr bors bosa bosh bosi boso boss brab brah brai brao bras brhs bria brih brio bris broa brob broh broo bror bros brrr brrs brsb brsr bsaa bsas bshs bsos bsra h-ii haab haar haas haba habi habo habs haha haho hahs hair hais haor hara harh hari haro harr hars hasa hash hasi hass hbar hbbs hbhs hbio hbos hbrs hbss hhaa hhhh hhhs hiaa hiab hiar hias hiba hibi hihi hiho hiis hiob hira hiri hiro hirs hisb hish hiss hoai hoar hoas hoba hobo hobs hoha hoho hoir hois hoor hoos hora hori horo horr hors hosa hosh hoss hras hrhs hrib hrob hros hrso hsas hshs hsia hsob iaaa iaai iaas iaba iahs iaia iais iara iars iasa iasi iaso iasr ibar ibas ibia ibis ibos ibra ibri ibro ibsa ibss ihab ihba ihis ihob ihra ihsa ihss iias iiii iiio iiis iioi iioo iios iira iirs iisi iisr ioba iobi ioii ioio iooi iooo ioos iora iori iors ioso irai irao irar iras irhs iri- iria irio iris irob iroh irra irri irrs irsa is-a isai isao isar isas isba isha ishi ishr ishs isia isis iso- isor isos isra isri issa issh issi isso issr isss oahs oais oara oars oasi oass obai obas obba obbo obhs obia obis oboi obor obos obra obrh obri obro obsr obss ohai ohba ohhi ohho ohhs ohia ohio ohis ohob ohoh ohos ohra ohso ohss oiba oiii oios oira ooaa ooba oobi ooha ooho oohs ooia oooh oooo ooos oora oosa oosi orab orah orai orao orar oras orba orbb orbi orbo orbs orhs ori- oria orio oris oro- oror oros orra orri orro orrs orsa orsi orso osai osar osas osba osha oshi osho oshs osia osii osis osoi osoo osor osos osro ossa ossb ossi osso raab raas raba rabb rabi rabo rabs raha rahi rahr rahs raia raii rair rais raob raoh raos rara rarb rari raro rars rasa rash rasi raso rass rbbb rbbr rbbs rbhs rbis rboh rbss rhhs rhib rhio rhoa rhob rhoh rhos riaa riab riah riai rias rib- riba ribo ribs riha riho rihs riia riis rios riri rirs risa rish risi riso riss roab roar roas rob-