bbbb bbbs bbch bbci bbhs bcbc bcbs bccc bcci bccs bchs bcis bcit bcsc bcss bctc bcts bhcc bhhs bhit bibb bibi bibs bicc bich bici bics bihi bihs biis bis- bisc bish biss bist bitc bith bits bitt bsci bscs bshs bsic bssc bsts btcc btcs bths btss bttb cbbc cbbs cbcc cbcs cbct cbhs cbit cbsc cbsi cbtc ccbc cccb cccc ccci cccs cchs ccic ccii ccis ccsi ccss ccst cctb cctc cctt chch chci chcs chhs chib chic chih chis chit chsc chsh chsi chst chtt cibc cibi cicc cich cici cics cict cihs ciht ciii ciis ciit cis- cisc cish ciss cist citb cith citi cits citt cscb cscc csch csci cscs cshs csib csis csit cstc csts ctbi ctbs cths ctic ctsc ctss ctts h-ii hbbs hbhs hbic hbit hbss hcbc hcbs hccb hccc hcch hccs hchi hchs hcis hcsc hcss hcst hhhh hhhs hi-c hibi hibt hicc hich hics hihc hihi hiht hiis hiit hisb hish hiss hist hitc hiti hits hitt hsbc hscc hsci hsct hshs hsts htcc hths htsc ibcs ibis ibss ibtb ibtc ibts icbc icbs iccb iccc icci iccs icct ichc ichi ichs icis icsb icsc icsh icsi icss icst icts ihcc ihis ihit ihss ihtc iiht iiii iiis iiit iisc iisi iist iitt isbt iscc isch isci iscs isct ishi ishs isic isis isit issc issh issi isss istc isth isti ists itbs itch itcs ithc iths itic itis itsi s-ib s-ic s-ii sbbs sbcc sbcs sbct sbhc sbhs sbic sbsi sbst sbtc scbi sccc sccs scct sch- schh schi schs sci- scic scis scit scsc scsh scsi scst sctc scts shbs shbt shcc shhh shhs shib shih shii shis shit shsc shts sibc sibi sibs sicc sich sici sics sihi sihs siht siit sisc sish sisi siss sist sit- sitc sith siti sits sitt sscc ssci sscs sshs ssis ssit sssb sssc sssh sssi ssss sstb sstc ssth ssts stbc stbs stcc stch stcs sths stib stic stih stis stit stsi stss sttc tbbs tbcb tbcc tbhs tbit tbst tcbs tccc tch- tchh tchi tchs tcsh tctc tcts thbs thch thi- thic this thss thtb thts tibi tibs ticc tich tics tiht tiit tisb tish tisi tiss tist titc tith titi tits titt tsbc tscc tshb tshi tshs tsis tssi tsst tstc tsts ttbb ttss tttt