-ing bbbb bbbs bbdd bbin bbng bbrg bd-r bdii bdin bdsd bggs bgun bibb bibi bibs bidi bidr bids bidu bigb bigd bigg bign bigs bigu biin biis bin- bind bing bini binn bins binu birb bird birg biri birn birr birs biru bis- bisd biss bisu bnib bnin bnrr bnss brds brid brig brin bris brns brrr brrs brsb brsr brud brug brun brus bsbd bsgs bsin bsnd bsns bsrd bssd bubb bubi bubs bubu budb budd budg budi buds budu bugg bugi bugs buid buin buir buis buiu bunb bund bung buni bunn buns bunu bur- burb burd burg buri burn burr burs buru busi buss busu buus dbrn dbrs dbss dbus dddd ddss ddub dgsb dgsi dgsn dibb dibs didi dids didu digg digi digs diii diis din- ding dini dinn dins dinu dird dirr dirs dis- disd disg disi diss dius dnis dnus drgs drib drin drrs drub drug drui drus druu dsdr dsgn dsng dsri dsrr dssi dssn dub- dubb dubs dubu dudd duds dudu dugs dugu duid duin duir duis dung dunn duns durg duri durn duru dusi duur gbbs gddb gggg ggrn ggss gibb gibs gidd gidi gids gigg gigi gign gigs giis ging gini ginn gins ginu gird girg giri girn girr girs giru gisd giss giur gius gnib gnin gnrr gnus grbr grds grib grid grig grin gris grni grrr grrs grss grub grug grui grun grur grus gsds gsis gsur gubb gubi gubs gubu gudi gudu gugb gugg gugi gugu guib guid guin guis gund gung gunn guns gurb gurd gurg guri gurn gurr gurs guru gusb gusd guss guus ibid ibis ibns ibrd ibri ibsn ibss ibus idid idig idin idir idis idss idub idun idus iggs igis igni igns ignu igri igus iiii iiis iirs iisd iisi iisr iisu inbd ind- indi inds indu ings inid inig inis inni innr inns innu inri inrs inss insu inui inun inus irds irgs iri- irid irig irin iris irri irrs irsg irun irus isbd isbn isdb isdn isds isin isis isrg isri issi issr isss issu isus iuds iugs iuiu iusd iuss n-ii nddb ndri ndsi ndss ngns ngri ngsn ngur nguu nibi nibs nidd nidi nids nigg nigs niir niiu nind ning nini nins nirs niru nisd nisi niss nisu niur nndb nngn nnnn nnss nrds nrrd nsdg nsds nsin nsis nsnr nsrd nssb nssr nsss nsub nubi nubs nudd nudi nugs nuin nung nunn nuns nurd nuri nurn nurr nurs nuru nusi nuss nusu rbbb rbbr rbbs rbds rbis rbsd rbss rdgs rgbi rgds rib- ribs ribu ridd ridi rids rigg rigi rigs rigu riin riis rind ring rinn riri rirs risd risi riss risu rius rnbr rnds rngs rnin rrrr rrun rsbi rsdd rsdg rsds rsgb rsid rsis rsnn rsnr rubb rubi rubs rubu rudd rudi ruds rugg rugi rugs ruid ruin ruis rund rung runi runn runs rurd ruri rurs ruru rusi russ rusu ruud ruun s-ib s-ii sbbs sbds sbig sbsd sbsi sbus sdds sdgs sdib sdrs sdss sdsu sggg sggs sgsd sgss sibi sibs sibu sidd sidi sidr sids sigd sigg sigi sign sigs sind sing sini sinn sins sinu siri sirr sirs siru sisd sisi siss sisu siui sius snib snid snig snir snns snrs snsd snub snug snur snus srgb srib sris srni srnn srsd srub ssbn ssbr ssdd ssgs ssid ssin ssis ssns ssrg ssri ssrs sssb sssi ssss sub- subb subd subg subi subs sudd sudi suds sug- sugg sugi suid suig suin suir suis sun- sunb sund sung suni sunn suns sunu sur- surd surg suri surn surr surs suru sus- susd susi suss susu suus ubbi ubid ubii ubir ubis ubud uddi udds udgb udid udig udin udir udsd udun uggs ugis ugni ugri ugur uguu uirr uisd unbd undi unds ungu uni- unii unin unir unis unni unns unrs uns- unsg unus urbi urbs urds urdu urgi urgu urib urin uris uriu urni urns urri ursi urss ursu urun urur urus usbr usbs usds usin usis usnr usnu ussb ussr usss ussu usui usun usus uuni uuri uusi uuuu