-ic bbb bbc bbd bbh bbi bbk bbo bbs bcb bcc bcd bch bci bck bco bcs bdb bdc bdd bdh bdi bdk bdo bds bhb bhc bhd bhh bhi bhk bho bhs bi- bib bic bid bih bii bik bio bis bkb bkc bkk bko bks bob boc bod boh boi bok boo bos bsb bsc bsd bsh bsi bsk bso bss c-- cbb cbc cbd cbh cbi cbk cbo cbs ccb ccc ccd cch cci cck cco ccs cdb cdc cdd cdh cdi cdk cdo cds ch- chb chc chd chh chi chk cho chs ci- cib cic cid cih cii cik cio cis ckb ckc ckd ckh cki cko cks co- cob coc cod coh coi cok coo cos csb csc csd csh csi csk cso css dbb dbc dbd dbh dbi dbk dbo dbs dcb dcc dcd dci dck dco dcs ddb ddc ddd ddh ddi ddk ddo dds dh- dhb dhc dhd dhh dhi dhk dho dhs di- dib dic did dih dii dik dio dis dkb dkc dki dkk dko dks dob doc dod doh doi dok doo dos dsb dsc dsd dsh dsi dsk dso dss h-i hbb hbc hbd hbh hbi hbk hbo hbs hcb hcc hcd hch hci hck hco hcs hdb hdc hdd hdh hdi hdk hdo hds hhb hhc hhd hhh hhi hhk hho hhs hib hic hid hih hii hik hio his hkb hkd hkh hki hkk hko hks hob hoc hod hoh hoi hok hoo hos hsb hsc hsd hsh hsi hsk hss i-d ibb ibc ibd ibh ibi ibk ibo ibs icb icc icd ich ici ick ico ics idb idc idd idh idi idk ido ids ihb ihc ihd ihh ihi ihk iho ihs iib iic iid iih iii iio iis ikb ikc iki ikk iko iks io- iob ioc iod ioh ioi ioo ios is- isb isc isd ish isi isk iso iss kbb kbc kbd kbh kbi kbk kbo kbs kcb kcc kcd kch kci kck kcs kdb kdc kdh kdk kdo kds khh khi khk kho khs kib kic kid kih kii kik kio kis kkb kkc kkh kki kkk kks kob koc kod koh koi kok koo kos ksb ksc ksd ksh ksi ksk kso kss o-i ob- obb obc obd obh obi obk obo obs oc- ocb occ ocd och oci ock oco ocs odb odc odd odh odi odo ods ohc ohd ohh ohi oho ohs oib oic oid oii oik oio ois okb okc okd oki okk oko oks oo- oob ooc ood ooh ooi ook ooo oos os- osb osc osd osh osi osk oso oss sbb sbc sbd sbh sbi sbk sbo sbs scb scc scd sch sci sck sco scs sdb sdc sdd sdh sdi sdk sdo sds sh- shb shc shd shh shi shk sho shs sib sic sid sih sii sik sio sis sk- skb skc skd skh ski skk sko sks sob soc sod soh soi sok soo sos ss- ssb ssc ssd ssh ssi ssk sso sss

bbbb bbbs bbch bbci bbdd bbdo bbhs bcbc bcbs bccc bcci bccs bcds bchd bchs bcis bcos bcsc bcss bdbc bddc bddh bdhs bdii bdos bdsd bhcc bhhs bhoi bibb bibi bibo bibs bicc bich bici bick bico bics bidi bido bids bihi bihs biis bikh biko bio- bioc bioi bios bis- bisc bisd bish bisk biso biss bkhs bobb bobi bobo bobs boch bock boco bocs bodb bodh bodi bodo bods bohd boho bohs boi- boid boii bois boki boko boks boob booc bood booh book boos bosc bosh bosi bosk boso boss bsbd bsci bscs bshs bsic bsod bsos bssc bssd c-bo c-cd cbbc cbbs cbcc cbcs cbdb cbdc cbdi cbdo cbds cbhs cbid cbko cbsc cbsi ccbc cccb cccc ccci cccs ccdc ccdh ccdi ccds cchs ccic ccid ccii ccis ccob ccoc ccod ccsd ccsi ccss cdcs cddb cdhs cdic cdii cdio cdis cdos cdss chch chci chcs chdi chhs chib chic chid chih chik chis chkb chks choc chod choh choi chok choo chos chsc chsh chsi cibc cibi cibo cicc cich cici cico cics cidc cidi cids cihs ciid ciii ciis ciko ciob cios cis- cisc cisd cish cisk ciss ckbc ckbi ckch ckck ckco ckcs ckdo ckhs ckob ckoc ckoi ckoo ckos cksb cksh ckso cobb cobh cobi cobo cobs coch cock coco codd codi cods coho cohs cois cok- coko coob cood cooh cook coos cosc cosh cosi coso coss cscb cscc cscd csch csci csco cscs csdb cshs csib csid csik csio csis csks csob csos cssd d-bo dbcc dbcs dbhs dbos dbss dcbc dccb dccc dcci dccs dcdb dcds dchs dcii dcio dcis dcos dcsc dcss dddd ddoc ddss dhis dhod dibb dibo dibs dich dici dick dico didi dido dids diii diis dikh diki diko dioc dios dis- disc disd dish disi disk diso diss dkdc dkid dksh dobb dobi dobs doch doci dock doco docs dod- dodd dodi dodo dods dohc dohs doid dois doki doko doob dood dook doos dosh dosi dosk doso doss dsbc dscc dsch dscs dshk dshs dsos dssc dssi h-ii hbbs hbcd hbds hbhs hbic hbio hboc hbos hbss hcbc hcbs hccb hccc hcch hccs hchi hchs hcis hcsc hcso hcss hdbk hdci hdhs hdoc hdod hdos hdss hhds hhhh hhhs hi-c hibi hicc hich hick hico hics hidi hids hihc hihi hiho hiis hiki hiob hioc hisb hisd hish hiss hkcc hkcs hkis hobo hobs hoch hock hocs hodh hodi hodk hods hoho hoid hoik hois hoki hoko hoks hood hook hoos hosh hoss hsbc hscc hsci hshs hski hsob ibcs ibdo ibid ibis ibos ibss icbc icbd icbs iccb iccc icci icco iccs icdc icdd ichc ichd ichi icho ichs icis icks icoc icod icos icsb icsc icsd icsh icsi icss iddo idic idid idio idis idoc idos idsc idso idss ihcc ihis ihob ihss iicd iiii iiio iiis iioi iioo iios iisc iisd iisi ikid ikki ikko ikoo iobi ioci iod- iodd iodo ioii ioio