a-a a-b aaa aab aad aah aak aao aas ab- aba abb abd abh abk abo abs ad- ada adb add adh adk ado ads aha ahb ahd ahh ahk aho ahs aka akb akd akh akk ako aks aoa aob aod aoh aok aoo aos as- asa asb asd ash ask aso ass baa bab bad bah bak bao bas bba bbb bbd bbh bbk bbo bbs bda bdb bdd bdh bdk bdo bds bha bhb bhd bhh bhk bho bhs bka bkb bkk bko bks boa bob bod boh bok boo bos bsa bsb bsd bsh bsk bso bss daa dab dad dah dak dao das dba dbb dbd dbh dbk dbo dbs dda ddb ddd ddh ddk ddo dds dh- dha dhb dhd dhh dhk dho dhs dka dkb dkk dko dks doa dob dod doh dok doo dos dsa dsb dsd dsh dsk dso dss haa hab had hah hak hao has hba hbb hbd hbh hbk hbo hbs hda hdb hdd hdh hdk hdo hds hha hhb hhd hhh hhk hho hhs hka hkb hkd hkh hkk hko hks hoa hob hod hoh hok hoo hos hsa hsb hsd hsh hsk hss ka- kaa kab kad kah kak kao kas kba kbb kbd kbh kbk kbo kbs kda kdb kdh kdk kdo kds kha khh khk kho khs kkb kkh kkk kks koa kob kod koh kok koo kos ksa ksb ksd ksh ksk kso kss oaa oab oad oah oak oao oas ob- oba obb obd obh obk obo obs oda odb odd odh odo ods oha ohd ohh oho ohs oka okb okd okk oko oks oo- ooa oob ood ooh ook ooo oos os- osa osb osd osh osk oso oss saa sab sad sah sak sao sas sba sbb sbd sbh sbk sbo sbs sda sdb sdd sdh sdk sdo sds sh- sha shb shd shh shk sho shs sk- ska skb skd skh skk sko sks soa sob sod soh sok soo sos ss- ssa ssb ssd ssh ssk sso sss

a-ak a-do a-ha a-ok aaaa aaab aaad aaah aaas aaba aabb aabd aabh aada aads aaha aahk aahs aaka aaoo aasa aasd aass abaa abab abad abak abas abb- abba abbb abbo abbs abda abdo abha abho abhs aboa abob abod aboh abok aboo abos abs- absa absd abss adaa adab adad adah adak adao adas adba adda addd addo adds adha adhd adho adhs adob adod adok adoo ados adsa adso adss ahab ahad ahah ahas ahha ahhs ahoa ahod ahok ahsa ahso ahss akaa akah akao akas akha akhs akka akko akok akos aksa aoah aoba aodh aoks aosd aoss asaa asab asad asah asak asao asas asba asbo asda asdo asds asha ashk ashs aska asko asks asob asod asok asos assa assd assh assk asso asss baaa baad baah baak baas baba babb babo babs bada badb badd badh bado bads baha baho bahs bak- baka bakh bako baks baoh baos basa bash bask baso bass bbad bbas bbbb bbbs bbdd bbdo bbhs bddh bdhs bdos bdsd bhao bhhs bkhs boab boad boak boas boba bobb bobo bobs boda bodb bodh bodo bods boha bohd boho bohs boka boko boks boob bood booh book boos bosa bosh bosk boso boss bsaa bsas bsbd bshs bsod bsos bssd d-bo daab daad daas daba dabb dabo dabs dada dado dads daha dahs daka dako daks daos dasa dasb dasd dash dask dass dbas dbhs dbos dbsa dbss dddd ddss dhaa dhad dhak dhao dhod dhsa dkba dksh doab doak doas doba dobb dobs dod- doda dodd dodo dods doha dohs doka doko doob dood dook doos dosa dosh dosk doso doss dsba dsda dshk dshs dsoa dsos dssa haab haad haak haas haba habo habs hada hadh haha haho hahs haka hakk hako haks hasa hasd hash hask hass hbbs hbds hbhs hbos hbss hdbk hdda hdhs hdod hdos hdss hhaa hhds hhhh hhhs hoad hoas hoba hobo hobs hoda hodh hodk hods hoha hoho hoka hoko hoks hood hook hoos hosa hosh hoss hsad hsas hshs hsob k-os kaaa kaab kaak kaas kaba kabb kabd kabo kad- kada kadd kado kads kaha kaho kahs kaka kakh kakk kako kaks kaoa kaok kaos kas- kasa kasb kash kask kaso kass kbaa kbab kbad kbak kbas kbba kbbb kbbd kbbk kbbo kbbs kbdb kbdo kbds kbhb kbhh kbhs kbkb kbkk kbko kboa kbob kbod kbok kboo kbos kbsa kbsb kbsk kbso kbss kdaa kdab kdad kdak kdao kdbb kdbs kddb kddd kddk kdka kdkb kdkd kdkk kdko kdok kdsd kdsk kdss khab khad khak khao khas khbd khbs khdk khhk khho khhs khka khkk khks khoa khob khok khss kkaa kkba kkbb kkbd kkbo kkbs kkda kkdd kkdo kkha kkhb kkhh kkhk kkkk kkoa kkob kkoh kkoo kksa kksd kkss koab koak koas koba kobb kobk kobo kobs koda kodk kodo kods koha kohd kohh koho kohs koka kokb kokh kokk koko koks koob kook kooo koos kos- kosa kosb kosd kosh koso koss ksab ksah ksak ksas ksba ksbh ksbs ksdk ksds ksha kshb kshd kshk ksho kshs kska kskb kskd kskk ksko ksks ksob ksok ksoo ksos kssa ksso ksss oahs oaks oass obad obak obas obba obbo obhs obkb obok obos obsd obss odah odas odbo odda oddd odds odoh odoo odos odso ohad ohba ohho ohhs ohob ohoh ohok ohos ohso ohss okak okas okha okka okko okok oksa okso ooaa ooak ooba ooda ooha ooho oohs oooh oooo ooos oosa osak osas osba osha osho oshs osoo osos ossa ossb ossd osso s-os saab saad saah saak saas saba sabb sabo sabs sada sadb sadd sadh sado sads saha sahk saho sahs saka sakb sakk sako saks saos sasa sasd sash sask saso sass sbaa sbas sbbs sbds sbhk sbhs sbsa sbsd sdak sdba sdds sdha sdhb sdhd sdhs sdss shab shad shah shak shao shas shbs shha shhh shhs shoa shod shok shoo shos skab skad skhs sksd skss soad soak soas