-ing cccc ccci cccs cccv ccgc ccgs ccgt ccic ccii ccir ccis cciv ccnc ccni ccnr ccns ccoc ccrc ccrg ccri ccrs ccrt ccsg ccsi ccsn ccss ccst cctc cctt cctv ccvi ccvo ccvs cgcc cgcg cggs cgis cgns cgro cgss cgst cicc cici cico cicr cics cict cigi cigs ciii ciis ciit cin- cinc cing cini cino cint cinv cion cior cios circ ciri ciro cirr cirs cirt cis- cisc cisn cisr ciss cist cisv citg citi cito cits citt citv civc civo cnci cnco cngi cnic cnrc cnrr cnrt cnss cntc cntr coco coct cogi cogo cogs coin coir cois coit con- conc cong coni conn cono cons cont conv coon coos coot cor- corc corg cori corn coro corr cors cort cosc cosi coso coss cost cotc coti cotn coto cots cott covo crcc crcr crgs cric crig crin cris crit crns croc cron croo cror crot crrt crss crst crtc crts crtv cscc csci csco cscr cscs csgn csio csir csis csit csor csos csot csrc csrs cssr cstc cstg csto cstr csts ctic ctns ctor ctos ctot ctrc ctrn ctrs ctsc ctsn ctss cttn ctts ctvo ctvt cvcc cvii cvrg cvrr cvss gc-c gccc gccs gcic gcii gciv gcos gcov gcrg gcss gcst gctc gcts gggg ggrn ggss gicr gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion girg giri girn giro girr girs girt giss gist gito gits gncc gngc gnin gnit gnoo gnrc gnrr gnti gntv gocr gogi gogo gogs goin gois goit gon- gong goni gonn gono gons goog gooi goon goor goos goot gorg gori gorn goro gorr gors gort gosi goso goss gost goti goto gots gott gotv govi govs govt grcc gric grig grin gris grit grni groc grog groi gron groo gror gros grot grov grrr grrs grss grtc gsis gsoc gson gsos gstr gtco gtcr gtcs gtos gvcs gvtv gvvv i-go i-no iccc icci iccn icco iccr iccs icct icgc icis icnc icns icoc icon icor icos icrc icrr icrs icrt icsc icsi icsr icss icst icts ictv igcc iggs igis igni igno igns igon igoo igor igot igri igso iiii iiio iiis iiit iino iioi iioo iios iirc iirs iisc iisi iisr iist iitr iitt inci inco incr incs ingo ings inig inis init inni inno innr inns ino- inoi inon inor inos inot inri inro inrs insc inso inss inst intg inti intn into intr ints invs invt iocg ioci iogt ioii ioio ioit ioni ionn iono ions iooi iooo ioos iorg iori iors ioso ioto ircc ircg ircs irgs iri- iric irig irin irio iris iroc iron irov irrc irri irrs irsg irti irts irvs iscc isci iscn isco iscr iscs isct isgc isic isin isis isit isno isnt iso- isoc ison isor isos isrg isri issc issi isso issr isss istc isti isto istr ists itcs itgc itgo itgs itic itin itis itno itoi iton itoo itor itos itri itrs itsi itso itto ivic ivig ivin ivon ivor ivrs n-ii n-tv nccc ncci nccn nccr nccs ncct ncgr ncgs ncis ncit ncnc ncoc ncor ncos ncrc ncri ncsc ncsi ncss ncst nctc nctr nctv ncvs ngic ngio ngns ngon ngor ngos ngri ngsn ngtn ngts ngtv nicc nici nico nics nigc nigg nigo nigs nigt niir niit ning nini nino nins niog nion nioo nios niro nirs nirt nirv nisi niso niss nist nitc niti nito nitr nits nivo nivr nngn nnit nnnn nnos nnot nnss nntn nnvt noci noco nocs noct nogg nogo nogs nogt noin noio noir nois noit non- nong noni nonn nono nons nont noo- noon nooo noor noos noot noov nor- norc norg nori norn noro norr nors nort norv nos- noss nost not- noti noto nots nott notv nov- novi novo nrcs nric nroc nron nrrc nrsc nrsv nrts nscc nscs nsic nsin nsis nsnr nsos nsrc nssc nsso nssr nsss nstc nsts ntcc ntis ntrc ntsc ntss ntto nttr nttv ntvg nvcc nvcs nvir nvis nvss nvtc nvtv occc occi occn occt ocin ocis ocon ocos ocro ocrr ocrs oct- octi octo octs oggi ogin ogni ogog ogoi ogon ogri ogro ogsi oici oigo oiii oins oint oion oios oirt oisc oist oitc oiti onc- onco onct ongi ongo onic onir onis onit onni onno onon onor onos onsc onso onst ont- ontc onti onto ontv oocr oons oont oooo ooos oort oosi oost oots orci orco orcs orgn orgo orgs ori- oric orig orin orio oris orit ornc orni orno orns oro- oron oror oros orot orri orro orrs orsi orso ortc orto orts orvr orvs oscc osci osco osgi osii osin osis osno osnr osoi osoo osor osos osov osro ossi osso ostc osti ostr osts otic otin otis otit oto- otog oton otoo otor otos otov otro otrs otsg otso otti otto otts ovcs ovi- ovis ovni ovo- ovon ovoo ovot rccc rccs rcgc rcic rcis rcnr rcon rcos rcrg rcsc rcsi rcss rctc rctg rcti rcts rctv rcvr rcvs rgit rgtr rgts ricc rico rics rict rigg rigi rigo rigs riin riis ring rinn rino rion rios riot riri rirs risc risi riso riss rist riti rito rits ritt rivo rivs rnco rncs rngs rnin rnnt rnot rocc roco rocs rogg rogi rogo roig roin roio roir rois roit ronc rong roni rono rons ront roog rooi roon roor roos root rorc rori roro rort rosc rosi roso ross rost rotc rotg roti rotn roto rotr rots rott rovi rovo rovs rrrr rscc rscn rscs rsgc rsis rsnn rsno rsnr rsos rsts rtcc rtcg rtgs rtns rtss rtts rtvi rv-c s-ic s-ii s-iv s-os s-vt sccc sccs scct scgs sci- scic scin scio scir scis scit sciv scnr scnt scog scon scoo scor scot scr- scrc scri scrn scrs scsc scsi scsn scso scsr scst sctc sctn scto sctr scts sctv sgcg sggg sggs sgic sgio sgro sgss sgsv sgts sicc sici sico sics sigg sigi sign sigo sigs siit sing sini sinn sino sins sint sion