-ing bbbb bbbs bbch bbci bbhs bbin bbng bbrc bbrg bcbc bcbg bcbs bccc bcci bccs bcgs bchs bcis bcnu bcrs bcru bcsc bcsn bcss bcuc bggs bghs bgun bhcc bhhs bhir bhur bhuu bibb bibi bibs bicc bicg bich bici bics bigb bigc bigg bign bigs bigu bihi bihs bihu biin biis bin- binc bing binh bini binn bins binu birb birg biri birn birr birs biru bis- bisc bish biss bisu bnhs bnib bnin bnrr bnss brcb brhs bric brig brih brin bris brns brrr brrs brsb brsr bruc brug bruh brun brus bsci bscs bsgs bshs bsic bsin bsns bssc bubb bubi bubs bubu bucc buch buci bucs bucu bugg bugh bugi bugs buhi buhr buhs buic buin buir buis buiu bunb bung buni bunn buns bunu bur- burb burg burh buri burn burr burs buru busc bush busi buss busu buus cbbc cbbs cbcc cbcn cbcr cbcs cbcu cbgb cbhs cbir cbrh cbrn cbsc cbsi cbsn cbus ccbc ccbn cccb cccc ccci cccs cccu ccgc ccgs cchr cchs ccic ccii ccir ccis ccnb ccnc ccni ccnr ccns ccnu ccrc ccrg ccri ccrs ccsg ccsi ccsn ccss ccuc ccus cgcc cgcg cggs cghs cgis cgns cgsb cgsh cgss chch chci chcs chgb chgn chgs chhs chib chic chig chih chin chir chis chiu chnb chnc chnr chns chrb chrc chrn chrr chrs chsc chsh chsi chsr chub chug chui chun chur chus cibc cibi cicc cich cici cicr cics cicu cigi cigs cigu cihr cihs ciii ciis cin- cinc cing cini cirb circ cirh ciri cirr cirs cis- cisc cish cisn cisr ciss ciuc cius cnbc cnci cngi cnhs cnib cnic cnih cnrc cnrr cnss crbc crbu crcc crcr crgs crhs crib cric crig crin cris criu crns crss crub crug crun crus cscb cscc csch csci cscr cscs csgh csgn cshs csib csir csis csrc csrs cssr csur csus cub- cubb cubi cubs cucc cuci cucn cui- cuin cuir cuis curb curi curn curr curs cusb cusg cush cuss cusu gbbs gbhs gc-c gcbc gccc gccs gchs gcic gcii gcrg gcsh gcss gcsu gggg gghg ggrn ggss ghhs ghib ghug gibb gibh gibs gicr gigg gigi gign gigs gihs giis ging gini ginn gins ginu girg giri girn girr girs giru gish giss giur gius gncc gngc gnib gnin gnrc gnrr gnus grbr grcc grhs grib gric grig grin gris grni grrr grrs grss grub grug grui grun grur grus gshs gsis gsur gubb gubi gubs gubu guch guci gugb gugg gugh gugi gugu guhr guib guin guis gung gunn guns gurb gurg gurh guri gurn gurr gurs guru gusb gush guss guus h-ii hbbs hbhs hbic hbrs hbss hcbc hcbs hccb hccc hcch hccs hcgh hchi hchs hcis hcng hcsc hcss hggc hghs hhgg hhhh hhhs hhus hi-c hibi hibu hicc hich hics high higi higs hihc hihi hiis hiiu hinc hing hinn hins hiri hirn hirs hiru hisb hish hisn hiss hncs hnhs hrhs hrib hrng hrrc hrun hsbc hscc hsci hscn hshs hsin hsni hsur hubb hubi hubs huch hucs hucu hugg hugh hugi hugs huhi huhn huhs huhu huib huir huis hunc hung hunh huni huns huri hurn hurr hurs huru hush husi huss huub huus ibcs ibis ibns ibrc ibri ibsn ibss ibus icbc icbs iccb iccc icci iccn iccr iccs iccu icgc ichc ichi ichr ichs ichu icis icnb icnc icns icrc icrr icrs icru icsb icsc icsh icsi icsr icss icub icus igbc igcc iggs igis igni igns ignu igri igus ihcc ihis ihrc ihss ihub ihug iiii iiis iirc iirs iisc iisi iisr iisu iiuc incb inch inci incr incs ings inhs inig inis inni innr inns innu inri inrs insc insh inss insu inui inun inus ircc ircg ircs ircu irgs irhs iri- iric irig irin iris irrc irri irrs irsg irun irus isbn iscc isch isci iscn iscr iscs iscu isgc ishi ishr ishs isic isin isis isrg isri issc issh issi issr isss issu isuh isus iucc iugs iuiu iuss n-ii nbbc nbcc nbci nbcs nbhs nbic ncbc ncbi ncbs nccc ncci nccn nccr nccs nccu ncgr ncgs nchc nchs ncis ncnc ncrc ncri ncsc ncsi ncss nghs ngic ngns ngri ngsn ngur nguu nhcc nhhs nhis nhnn nhrc nhsc nibi nibs nicc nich nici nics nicu nigc nigg nigh nigs niir niiu ning ninh nini nins nirs niru nish nisi niss nisu niur nngn nnhs nnnn nnss nrcs nrhs nric nrrc nrsc nscc nscs nshs nsic nsin nsis nsnr nsrc nssb nssc nssr nsss nsub nubc nubi nubs nuch nuci nucs nucu nugs nuhi nuin nunc nung nunn nuns nurc nuri nurn nurr nurs nuru nush nusi nuss nusu rbbb rbbr rbbs rbgh rbhs rbis rbss rcbc rccb rccc rccs rcgc rchb rchs rcic rcis rcnr rcrg rcsc rcsi rcss rgbi rghs rhbg rhcg rhhs rhib rhin rhug rhun rhus rib- ribs ribu ricc rich rics rigg righ rigi rigs rigu rihs riin riis ring rinn riri rirs risc rish risi riss risu rius rnbr rncs rngs rnin rnsh rrhs rrrr rrun rsbi rscc rsch rscn rscs rsgb rsgc rshs rsis rsnn rsnr rubb rubi rubs rubu ruch ruci rugg rugh rugi rugs ruhh ruhi ruhn ruhr ruhs ruin ruis runc rung runi runn runs rurc ruri rurs ruru rush rusi russ rusu ruun s-ib s-ic s-ii sbbs sbcc sbcs sbhc sbhs sbic sbig sbsi sbus scbi sccc sccs scgs sch- schh schi schr schs sci- scic scin scir scis scnr scr- scrc scri scrn scrs scsc scsh scsi scsn scsr scsu scub scug scun scur sgcb sgcg sggg sggs sghc sghs sgic sgsh sgss shbs shcc shgc shgr shhh shhs shib shig shih shii shin shir shis shiu shri shrs shsc shub shug shui shun shur shus shuu sibc sibi sibs sibu sicc sich sici sics sicu sigg sigh sigi sign sigs sihi sihr sihs sihu sing sinh sini sinn sins sinu sirc siri sirr sirs siru sisc sish sisi siss sisu siui sius sncc snhs snib snig snir snns snrs snub snug