-ing bbbb bbbs bbin bbng bbpr bbrg bggs bgon bibb bibi bibo bibs bigb bigg bign bigo bigs biin biis bin- bing bini binn bino bins bio- biog bioi bion bios bipp bips birb birg biri birn biro birr birs bis- biso bisp biss bnib bnin bnor bnpp bnrr bnss bobb bobi bobo bobs bogg bogi bogo bogs boi- boii boin bois bong boni bonn bono bons boob boog boon boop boor boos bopp bops bor- borg bori born boro borr bors bosi bosn boso boss brig brin brio bris brno brns brob brog bron broo bror bros brrr brrs brsb brsr bsgs bsin bsns bson bsos bspp bspr gbbo gbbs gbon gggg ggpo ggrn ggss gibb gibs gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion giop gipi gipp gips girg giri girn giro girr girs giss gnib gnin gnip gnoo gnps gnrr gobi gobo gobs gogi gogo gogs goin goip gois gon- gong goni gonn gono gons goog gooi goon goop goor goos gopi gopo gops gorb gorg gori gorn goro gorp gorr gors gosi goso goss gpgp gpip gpos gprp gprs gpsg gpsi gpso gpss grbr grib grig grin grip gris grni grob grog groi gron groo grop gror gros grps grrr grrs grss gsis gson gsos i-go i-no ibis ibns ibon ibos ibri ibro ibsn ibss igbo iggs igis igni igno igns igon igoo igor igri igso igsp iiii iiio iiis iino iioi iioo iiop iios iirs iisi iisp iisr inbo ingo ings inig inis inni inno innr inns ino- inoi inon inor inos inp- inpi inpp inri inro inrs inso insp inss iobi ioii ioio ioni ionn iono ions iooi iooo ioos iops iorg iori iors ioso ipin ipop ipos ippo ippr ipri ipsi ipso ipsp ipss irbp irgs iri- irig irin irio irip iris irob iron irop irps irri irrs irsg irsp isbn isin isis isno iso- ison isop isor isos ispr isps isrg isri isrp issi isso issp issr isss n-ii nbbo nbpp nbps nbsp ngio ngns ngon ngor ngos ngri ngsn nibi nibo nibs nigg nigo nigs niip niir ning nini nino nins niog nion nioo nios nipr nips niro nirs nisi niso nisp niss nngn nnnn nnos nnpi nnpr nnss nobi nobo nobs nogg nogo nogs noib noin noio noir nois non- nong noni nonn nono nons noo- noob noon nooo noop noor noos nops nor- norb norg nori norn noro norr nors nos- noss npin npri npss nron nrpn nrps nrsp nsbo nsin nsis nsnr nsos nspi nsps nssb nsso nssp nssr nsss obbo obin obis oboi obon obor obos obri obro obsn obsr obss ogb oggi ogin ogni ogog ogoi ogon ogri ogro ogsi oigo oiii oins oion oios ongi ongo onir onis onni onno onon onor onos onpg onso oobi oons oooo ooos oops oosi opii opin opio opis opng opo- opon opor opos oppi oppo opps opsi orbb orbi orbo orbs orgn orgo orgs ori- orig orin orio oris orni orno orns oro- oron oror oros orpi orps orri orro orrs orsi orso osbp osgi osii osin osip osis osno osnr osoi osoo osor osos osro ossb ossi osso pbrs pbsp pgib pgss pibb pibi pigb pigg pign pigo pigp pigs piip ping pini pinn pino pinp pins piob pion pipi pipo pipp pips pirg piri pirn piro pirr pirs pisg pisi piso piss pnin pnon pnpo pnpp pnro pobo pobs pogg pogo pogs poin poio pois pong poni pono ponp pons poon poop poor poos pop- popi popo popp pops porb porg pori porn poro porr pors posb posi posn poso poss ppgi ppib ppig ppos pppn pppo pppp ppps ppss prbs prgs pri- prig prii prin pris prnp pro- prob prog pron proo prop pros prps prri prrs prsi prso prss psbr psgi psgr psip psis psni psnr psoi pson psos pspi pspp pspr psps psrp psso rbbb rbbr rbbs rbis rbsp rbss rgbi rib- ribo ribs rigg rigi rigo rigs riin riis ring rinn rino rion rios ripi ripp ripr rips riri rirs risi riso risp riss rnbr rngs rnin rnsp rob- robb robi robo robs rogg rogi rogo roig roin roio roir rois rong roni rono rons roob roog rooi roon roop roor roos ropo rops rori roro rosi roso rosp ross rpgs rpii rpob rpon rpos rppn rpps rrrr rrsp rsbi rsgb rsis rsnn rsno rsnr rsos rspb rspo rsps s-ib s-ii s-os sbbs sbig sbor sbsi sbsp sggg sggs sgio sgps sgro sgss sibi sibo sibs sigg sigi sign sigo sigs sing sini sinn sino sinp sins sion siop sior sios sipi sipo sipp sips siri siro sirp sirr sirs sisi siss snib snig snip snir snns snob snog snoo snop snor snos snpg snpo snpp snrs sobo sobp sobr sobs sogi sogn sogo sogs soin soir sois son- song soni sono sons soog soon soop soor soos sopi sopo sopp sops sorb sorg sori sorn soro sorr sors sosi soso soss spgb spib spig spin spio spip spir spis spns spon spoo spop spor spos spps spri spro sprs spso spsp spss srgb srib sris srni srnn srno sros srps srsp ssbn ssbr ssgs ssin ssis ssns ssop sspo ssps ssrg ssri ssrs sssb sssi ssss