-ing gggg ggrn ggss gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion girg giri girn giro girr girs giss gnin gnoo gnrr gogi gogo gogs goin gois gon- gong goni gonn gono gons goog gooi goon goor goos gorg gori gorn goro gorr gors gosi goso goss govi govs grig grin gris grni grog groi gron groo gror gros grov grrr grrs grss gsis gson gsos gvvv i-go i-no iggs igis igni igno igns igon igoo igor igri igso iiii iiio iiis iino iioi iioo iios iirs iisi iisr ingo ings inig inis inni inno innr inns ino- inoi inon inor inos inri inro inrs inso inss invs ioii ioio ioni ionn iono ions iooi iooo ioos iorg iori iors ioso irgs iri- irig irin irio iris iron irov irri irrs irsg irvs isin isis isno iso- ison isor isos isrg isri issi isso issr isss ivig ivin ivon ivor ivrs n-ii ngio ngns ngon ngor ngos ngri ngsn nigg nigo nigs niir ning nini nino nins niog nion nioo nios niro nirs nirv nisi niso niss nivo nivr nngn nnnn nnos nnss nogg nogo nogs noin noio noir nois non- nong noni nonn nono nons noo- noon nooo noor noos noov nor- norg nori norn noro norr nors norv nos- noss nov- novi novo nron nrsv nsin nsis nsnr nsos nsso nssr nsss nvir nvis nvss oggi ogin ogni ogog ogoi ogon ogri ogro ogsi oigo oiii oins oion oios ongi ongo onir onis onni onno onon onor onos onso oons oooo ooos oosi orgn orgo orgs ori- orig orin orio oris orni orno orns oro- oron oror oros orri orro orrs orsi orso orvr orvs osgi osii osin osis osno osnr osoi osoo osor osos osov osro ossi osso ovi- ovis ovni ovo- ovon ovoo rigg rigi rigo rigs riin riis ring rinn rino rion rios riri rirs risi riso riss rivo rivs rngs rnin rogg rogi rogo roig roin roio roir rois rong roni rono rons roog rooi roon roor roos rori roro rosi roso ross rovi rovo rovs rrrr rsis rsnn rsno rsnr rsos s-ii s-iv s-os sggg sggs sgio sgro sgss sgsv sigg sigi sign sigo sigs sing sini sinn sino sins sion sior sios siri siro sirr sirs sisi siss sivi snig snir snns snog snoo snor snos snov snrs snvi sogi sogn sogo sogs soin soir sois son- song soni sono sons soog soon soor soos sorg sori sorn soro sorr sors sosi soso soss sosv sovo sovs sris srni srnn srno sros srvn ssgs ssin ssis ssns ssrg ssri ssrs sssi ssss svir svns svor svrg vigo vigr vigs viii ving vini vino vins vion vios virg viri viro virr visi visn viso viss vivi vivo vnir vnso voin voio voir vois voni vonn vons voog voor vor- vori voro vors vosi voso voss vrin vrio vris vrnn vron vrsi vvog vvvv