-ing gggg ggpo ggrn ggss 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 gnin gnip gnoo gnps gnrr gogi gogo gogs goin goip gois gon- gong goni gonn gono gons goog gooi goon goop goor goos gopi gopo gops gorg gori gorn goro gorp gorr gors gosi goso goss govi govs gpgp gpip gpos gprp gprs gpsg gpsi gpso gpss gpvi grig grin grip gris grni grog groi gron groo grop gror gros grov grps grrr grrs grss gsis gson gsos gvvv i-go i-no iggs igis igni igno igns igon igoo igor igri igso igsp iiii iiio iiis iino iioi iioo iiop iios iirs iisi iisp iisr ingo ings inig inis inni inno innr inns ino- inoi inon inor inos inp- inpi inpp inri inro inrs inso insp inss invs ioii ioio ioni ionn iono ions iooi iooo ioos iops iorg iori iors ioso ipin ipop ipos ippo ippr ipri ipsi ipso ipsp ipss ipvs irgs iri- irig irin irio irip iris iron irop irov irps irri irrs irsg irsp irvs isin isis isno iso- ison isop isor isos ispr isps isrg isri isrp issi isso issp issr isss ivig ivin ivon ivor ivrs n-ii ngio ngns ngon ngor ngos ngri ngsn nigg nigo nigs niip niir ning nini nino nins niog nion nioo nios nipr nips niro nirs nirv nisi niso nisp niss nivo nivr nngn nnnn nnos nnpi nnpr nnss nogg nogo nogs noin noio noir nois non- nong noni nonn nono nons noo- noon nooo noop noor noos noov nops nor- norg nori norn noro norr nors norv nos- noss nov- novi novo npin npiv npov npri npss nron nrpn nrps nrsp nrsv nsin nsis nsnr nsos nspi nsps nsso nssp nssr nsss nvir nvis nvpi nvss 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 oons oooo ooos oops oosi opii opin opio opis opng opo- opon opor opos oppi oppo opps opsi orgn orgo orgs ori- orig orin orio oris orni orno orns oro- oron oror oros orpi orps orri orro orrs orsi orso orvr orvs osgi osii osin osip osis osno osnr osoi osoo osor osos osov osro ossi osso ovi- ovis ovni ovo- ovon ovoo ovpp pgss pigg pign pigo pigp pigs pigv piip ping pini pinn pino pinp pins pion pipi pipo pipp pips pirg piri pirn piro pirr pirs pisg pisi piso piss pivo pnin pnon pnpo pnpp pnro pogg pogo pogs poin poio pois pong poni pono ponp pons poon poop poor poos pop- popi popo popp pops porg pori porn poro porr pors posi posn poso poss povo povs ppgi ppig ppos pppn pppo pppp ppps ppss prgs pri- prig prii prin pris priv prnp pro- prog pron proo prop pros prov prps prri prrs prsi prso prss prsv psgi psgr psip psis psni psnr psoi pson psos psov pspi pspp pspr psps psrp psso rigg rigi rigo rigs riin riis ring rinn rino rion rios ripi ripp ripr rips riri rirs risi riso risp riss rivo rivp rivs rngs rnin rnpv rnsp rogg rogi rogo roig roin roio roir rois rong roni rono rons roog rooi roon roop roor roos ropo rops rori roro rosi roso rosp ross rovi rovo rovs rpgs rpii rpon rpos rppn rpps rrrr rrsp rsis rsnn rsno rsnr rsos rspo rsps rsvp rvsp s-ii s-iv s-os sggg sggs sgio sgps sgro sgss sgsv 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 sivi snig snip snir snns snog snoo snop snor snos snov snpg snpo snpp snrs snvi sogi sogn sogo sogs soin soir sois son- song soni sono sons soog soon soop soor soos sopi sopo sopp sops sorg sori sorn soro sorr sors sosi soso soss sosv sovo sovs spig spin spio spip spir spis spiv spns spon spoo spop spor spos spps spri spro sprs spso spsp spss sris srni srnn srno sros srps srsp srvn ssgs ssin ssis ssns ssop sspo ssps ssrg ssri ssrs sssi ssss ssvp svir svns svor svrg vigo vigr vigs viii ving vini vino vins vion vios vipr vips virg viri viro virr visi visn viso visp viss vivi vivo vnir vnso voin voio voip voir vois voni vonn vons voog voor vor- vori voro vors vosi voso voss vpon vpro vrin vrio vris vrnn vron vrpn vrsi vsip vsop vsrp vvog vvvv