-ing bbbb bbbs bbhs bbin bbng bbrg bggs bghs bgun bhhs bhir bhur bhuu bibb bibi bibs bigb bigg bign bigs bigu bihi bihs bihu biin biis bin- bing binh bini binn bins binu birb birg biri birn birr birs biru bis- bish biss bisu bnhs bnib bnin bnrr bnss brhs brig brih brin bris brns brrr brrs brsb brsr brug bruh brun brus bsgs bshs bsin bsns bubb bubi bubs bubu bugg bugh bugi bugs buhi buhr buhs buin buir buis buiu bunb bung buni bunn buns bunu bur- burb burg burh buri burn burr burs buru bush busi buss busu buus gbbs gbhs gggg gghg ggrn ggss ghhs ghib ghug gibb gibh gibs gigg gigi gign gigs gihs giis ging gini ginn gins ginu girg giri girn girr girs giru gish giss giur gius gnib gnin gnrr gnus grbr grhs grib grig grin gris grni grrr grrs grss grub grug grui grun grur grus gshs gsis gsur gubb gubi gubs gubu 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 hbrs hbss hghs hhgg hhhh hhhs hhus hibi hibu high higi higs hihi hiis hiiu hing hinn hins hiri hirn hirs hiru hisb hish hisn hiss hnhs hrhs hrib hrng hrun hshs hsin hsni hsur hubb hubi hubs hugg hugh hugi hugs huhi huhn huhs huhu huib huir huis hung hunh huni huns huri hurn hurr hurs huru hush husi huss huub huus ibis ibns ibri ibsn ibss ibus iggs igis igni igns ignu igri igus ihis ihss ihub ihug iiii iiis iirs iisi iisr iisu ings inhs inig inis inni innr inns innu inri inrs insh inss insu inui inun inus irgs irhs iri- irig irin iris irri irrs irsg irun irus isbn ishi ishr ishs isin isis isrg isri issh issi issr isss issu isuh isus iugs iuiu iuss n-ii nbhs nghs ngns ngri ngsn ngur nguu nhhs nhis nhnn nibi nibs nigg nigh nigs niir niiu ning ninh nini nins nirs niru nish nisi niss nisu niur nngn nnhs nnnn nnss nrhs nshs nsin nsis nsnr nssb nssr nsss nsub nubi nubs nugs nuhi nuin nung nunn nuns nuri nurn nurr nurs nuru nush nusi nuss nusu rbbb rbbr rbbs rbgh rbhs rbis rbss rgbi rghs rhbg rhhs rhib rhin rhug rhun rhus rib- ribs ribu rigg righ rigi rigs rigu rihs riin riis ring rinn riri rirs rish risi riss risu rius rnbr rngs rnin rnsh rrhs rrrr rrun rsbi rsgb rshs rsis rsnn rsnr rubb rubi rubs rubu rugg rugh rugi rugs ruhh ruhi ruhn ruhr ruhs ruin ruis rung runi runn runs ruri rurs ruru rush rusi russ rusu ruun s-ib s-ii sbbs sbhs sbig sbsi sbus sggg sggs sghs sgsh sgss shbs shgr shhh shhs shib shig shih shii shin shir shis shiu shri shrs shub shug shui shun shur shus shuu sibi sibs sibu sigg sigh sigi sign sigs sihi sihr sihs sihu sing sinh sini sinn sins sinu siri sirr sirs siru sish sisi siss sisu siui sius snhs snib snig snir snns snrs snub snug snur snus srgb srhs srib sris srni srnn srub ssbn ssbr ssgs sshs ssin ssis ssns ssrg ssri ssrs sssb sssh sssi ssss sub- subb subg subh subi subs sug- sugg sugh sugi suhb suhi suhr suig suin suir suis sun- sunb sung suni sunn suns sunu sur- surg suri surn surr surs suru sus- susi suss susu suus ubbi ubii ubir ubis uggs ughi ughs ugis ugni ugri ugur uguu uhrs uhss uhuh uirr ungu uni- unii unin unir unis unni unns unrs uns- unsg unus urbi urbs urgh urgi urgu urib urin uris uriu urni urns urrh urri ursi urss ursu urun urur urus usbr usbs ushi ushr ushs ushu usin usis usnr usnu ussb ussr usss ussu usui usun usus uuni uuri uusi uuuu