bbbb bbbs bbch bbci bbhs bbrc bcbc bcbs bccc bcci bccs bchs bcis bcrs bcru bcsc bcss bcuc bhcc bhhs bhir bhur bhuu bibb bibi bibs bicc bich bici bics bihi bihs bihu biis birb biri birr birs biru biry bis- bisc bish biss bisu bisy biys brcb brhs bric brih bris brrr brrs brsb brsr bruc bruh brus bry- bsci bscs bshs bsic bssc bubb bubi bubs bubu bucc buch buci bucs bucu buhi buhr buhs buhy buic buir buis buiu bur- burb burh buri burr burs buru bury busc bush busi buss busu busy buus buyi buys buyu bych bysb bysi byss bysy cbbc cbbs cbcc cbcr cbcs cbcu cbhs cbir cbrh cbry cbsc cbsi cbus ccbc cccb cccc ccci cccs cccu cchr cchs cchy ccic ccii ccir ccis ccrc ccri ccrs ccsi ccss ccuc ccus chch chci chcs chhs chib chic chih chir chis chiu chrb chrc chrr chrs chsc chsh chsi chsr chub chui chur chus chuy chy- chyc cibc cibi cicc cich cici cicr cics cicu cihr cihs ciii ciis cirb circ cirh ciri cirr cirs cis- cisc cish cisr ciss cisy ciuc cius ciyu crbc crbu crcc crcr crhs crib cric cris criu crss crub crus cry- cryb crys cscb cscc csch csci cscr cscs cshs csib csir csis csrc csrs cssr csur csus csys cub- cubb cubi cubs cuby cucc cuci cui- cuir cuis curb curi curr curs cury cusb cush cuss cusu cusy cuy- cuyr cybb cybc cybi cyc- cycb cycc cycs cyrs cyy- cyyc h-ii hbbs hbhs hbic hbrs hbss hcbc hcbs hccb hccc hcch hccs hchi hchs hcis hcsc hcss hhhh hhhs hhus hi-c hibi hibu hicc hich hics hihc hihi hiis hiiu hiri hirs hiru hisb hish hiss hrhs hrib hrrc hryb hsbc hscc hsci hshs hsur hubb hubi hubs huby huch hucs hucu huhi huhs huhu huib huir huis huri hurr hurs huru hury hush husi huss huub huus huyr i-by ibcs ibis ibrc ibri ibss ibus ibuy ibyi icbc icbs iccb iccc icci iccr iccs iccu ichc ichi ichr ichs ichu ichy icis icrc icrr icrs icru icry icsb icsc icsh icsi icsr icss icub icus ihcc ihis ihrc ihss ihub iiii iiis iirc iirs iisc iisi iisr iisu iiuc irby ircc ircs ircu irhs iri- iric iris iriy irrc irri irrs irus iscc isch isci iscr iscs iscu ishi ishr ishs isic isis isri issc issh issi issr isss issu issy isuh isus isys iucc iuiu iuss iysh rbbb rbbr rbbs rbhs rbis rbss rcbc rccb rccc rccs rchb rchs rcic rcis rcsc rcsi rcss rcyc rhhs rhib rhus rhys rib- ribs ribu riby ricc rich rics rihs riis riri rirs risc rish risi riss risu rius rrhs rrrr rsbi rscc rsch rscs rscy rshs rsis rubb rubi rubs rubu ruby ruch ruci ruhh ruhi ruhr ruhs ruis rurc ruri rurs ruru rush rusi russ rusu rusy ruyi ruys rych ryhb ryis rysh rysy s-ib s-ic s-ii sbbs sbcc sbcs sbhc sbhs sbic sbsi sbus scbi sccc sccs sccy sch- schh schi schr schs sci- scic scir scis scr- scrc scri scrs scry scsc scsh scsi scsr scsu scub scur shbs shcc shhh shhs shib shih shii shir shis shiu shri shrs shsc shub shui shur shus shuu shuy sibc sibi sibs sibu siby sicc sich sici sics sicu sihi sihr sihs sihu sirc siri sirr sirs siru sisc sish sisi siss sisu sisy siui sius siyi siyu srbc srby srcc srch srhs srib sris srub ssbr ssby sscc ssci sscs sshs ssis ssrc ssri ssrs sssb sssc sssh sssi ssss sub- subb subh subi subs suc- succ such suci sucr sucs suhb suhi suhr suir suis sur- surc suri surr surs suru sury sus- susi suss susu susy suus suyi suyr suyu sych sycr syis syrs syry syss ubbi ubic ubii ubir ubis ucbc ucci uchi uchs ucrc ucsb ucsc ucsu uhrs uhry uhss uhuh uirr urbi urbs urch urci urcy urib uric uris uriu urrh urri urry ursi urss ursu ursy urur urus usbc usbr usbs uscc usch uscs ushi ushr ushs ushu usis ussb ussc ussr usss ussu ussy usui usus uuri uusi uuuu uyir ybbs ybry yccc ycch ycsb yhis yirb yirr yiss ysby ysii yssh yssu ysyb yubu yuhi yuri yury yush yuyu yyyy