-ing cccc ccci cccu cccv ccgc ccic ccii ccir cciv ccnc ccni ccnr ccnu ccoc ccrc ccrg ccri ccuc ccvi ccvo cgcc cgcg cgro cicc cici cico cicr cicu cigi cigu ciii cin- cinc cing cini cino cinv cion cior circ ciri ciro cirr ciuc civc civo cnci cnco cngi cnic cnrc cnrr coco cocu cogi cogo coin coir con- conc cong coni conn cono conv coon cor- corc corg cori corn coro corr coun cour covo crcc crcr cric crig crin criu croc cron croo cror crug crun cucc cuci cucn cui- cuin cuir cuno cuon curi curn curo curr cvcc cvii cvrg cvrr gc-c gccc gcic gcii gciv gcov gcrg gggg ggrn gicr gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion girg giri girn giro girr giru giur gncc gngc gnin gnoo gnrc gnrr gocr gogi gogo goin gon- gong goni gonn gono gonu goog gooi goon goor gorg gori gorn goro gorr gou- goug goun gour govi grcc gric grig grin grni groc grog groi gron groo gror grou grov grrr grug grui grun grur guci gugg gugi gugu guin gung gunn gurg guri gurn guro gurr guru gvvv i-go i-no iccc icci iccn icco iccr iccu icgc icnc icoc icon icor icrc icrr icru igcc igni igno ignu igon igoo igor igri iiii iiio iino iioi iioo iirc iiuc inci inco incr ingo inig inni inno innr innu ino- inoi inon inor inou inri inro inui inun iocg ioci ioii ioio ioni ionn iono iooi iooo iorg iori ioug ioun ircc ircg ircu iri- iric irig irin irio iroc iron irov irrc irri irun iucc iucv iuiu iuno ivic ivig ivin ivon ivor n-ii nccc ncci nccn nccr nccu ncgr ncnc ncoc ncor ncrc ncri ngic ngio ngon ngor ngou ngri ngur nguu nicc nici nico nicu nigc nigg nigo niir niiu ning nini nino niog nion nioo niou niro niru nirv niur nivo nivr nngn nnnn noci noco nogg nogo noin noio noir non- nong noni nonn nono nonu noo- noon nooo noor noov nor- norc norg nori norn noro norr norv noun nour nov- novi novo nric nroc nron nrrc nuci nucu nuin nunc nung nunn nuno nuoc nuon nurc nuri nurn nurr nuru nurv nuvo nvcc nvir occc occi occn ocin ocon ocro ocrr ocur oggi ogin ogni ogog ogoi ogon ogou ogri ogro ogui ogun oici oigo oiii oion onc- onco ongi ongo ongu onic onir onni onno onon onor onur oocr oooo orci orco orgn orgo ori- oric orig orin orio ornc orni orno oro- oron oror orri orro orvr oucc ouii ouin ouir oun- oung our- ourn ouro ouu- ovi- ovni ovo- ovon ovoo rccc rcgc rcic rcnr rcon rcrg rcuv rcvr ricc rico rigg rigi rigo rigu riin ring rinn rino rion riou riri rivo rnco rnin rocc roco rogg rogi rogo roig roin roio roir roiu ronc rong roni rono roog rooi roon roor rorc rori roro roru roun rovi rovo rrrr rrun ruci rugg rugi ruin runc rung runi runn runo rurc ruri ruro ruru ruun ruvi ruvu rv-c ucci ucin ucio ucon ucrc ugcc ugcg uggo ugni ugri ugro ugur uguu uirr uncc uncg unci unco ungo ungu uni- unic unii unin unio unir univ unni unno unon unov unro uocc uor- uovo urci urgi urgu uric urin uriu urni uro- uroo urri urun urur uuni uuno uuoc uuri uuuu uv-c uvgi uvic uvri uvvu vcci vcon vcug vgcc vic- vici vico vigo vigr viii vinc ving vini vino vinu vion virc virg viri viro virr viru vivi vivo vnir vogu voic voin voio voir voni vonn vooc voog voor vor- vori voro voru voun vour vrci vrin vrio vrnn vroc vron vuco vugg vugo vuir vuno vurg vvog vvvv