-ing cccc ccci cccs cccu ccgc ccgs ccic ccii ccir ccis ccnc ccni ccnr ccns ccnu ccrc ccrg ccri ccrs ccsg ccsi ccsn ccss ccuc ccus cgcc cgcg cggs cgis cgns cgss cicc cici cicr cics cicu cigi cigs cigu ciii ciis cin- cinc cing cini circ ciri cirr cirs cis- cisc cisn cisr ciss ciuc cius cnci cngi cnic cnrc cnrr cnss crcc crcr crgs cric crig crin cris criu crns crss crug crun crus cscc csci cscr cscs csgn csir csis csrc csrs cssr csur csus cucc cuci cucn cui- cuin cuir cuis curi curn curr curs cusg cuss cusu gc-c gccc gccs gcic gcii gcrg gcss gcsu gggg ggrn ggss gicr gigg gigi gign gigs giis ging gini ginn gins ginu girg giri girn girr girs giru giss giur gius gncc gngc gnin gnrc gnrr gnus grcc gric grig grin gris grni grrr grrs grss grug grui grun grur grus gsis gsur guci gugg gugi gugu guin guis gung gunn guns gurg guri gurn gurr gurs guru guss guus iccc icci iccn iccr iccs iccu icgc icis icnc icns icrc icrr icrs icru icsc icsi icsr icss icus igcc iggs igis igni igns ignu igri igus iiii iiis iirc iirs iisc iisi iisr iisu iiuc inci incr incs ings inig inis inni innr inns innu inri inrs insc inss insu inui inun inus ircc ircg ircs ircu irgs iri- iric irig irin iris irrc irri irrs irsg irun irus iscc isci iscn iscr iscs iscu isgc isic isin isis isrg isri issc issi issr isss issu isus iucc iugs iuiu iuss n-ii nccc ncci nccn nccr nccs nccu ncgr ncgs ncis ncnc ncrc ncri ncsc ncsi ncss ngic ngns ngri ngsn ngur nguu nicc nici nics nicu nigc nigg nigs niir niiu ning nini nins nirs niru nisi niss nisu niur nngn nnnn nnss nrcs nric nrrc nrsc nscc nscs nsic nsin nsis nsnr nsrc nssc nssr nsss nuci nucs nucu nugs nuin nunc nung nunn nuns nurc nuri nurn nurr nurs nuru nusi nuss nusu rccc rccs rcgc rcic rcis rcnr rcrg rcsc rcsi rcss ricc rics rigg rigi rigs rigu riin riis ring rinn riri rirs risc risi riss risu rius rncs rngs rnin rrrr rrun rscc rscn rscs rsgc rsis rsnn rsnr ruci rugg rugi rugs ruin ruis runc rung runi runn runs rurc ruri rurs ruru rusi russ rusu ruun s-ic s-ii sccc sccs scgs sci- scic scin scir scis scnr scr- scrc scri scrn scrs scsc scsi scsn scsr scsu scug scun scur sgcg sggg sggs sgic sgss sicc sici sics sicu sigg sigi sign sigs sing sini sinn sins sinu sirc siri sirr sirs siru sisc sisi siss sisu siui sius sncc snig snir snns snrs snug snur snus srcc sris srni srnn sscc ssci sscs ssgs ssin ssis ssns ssrc ssrg ssri ssrs sssc sssi ssss suc- succ suci sucr sucs sug- sugg sugi suig suin suir suis sun- sung suni sunn suns sunu sur- surc surg suri surn surr surs suru sus- susi suss susu suus ucci ucin ucrc ucsc ucsu ugcc ugcg uggs ugis ugni ugri ugur uguu uirr uncc uncg unci uncs ungu uni- unic unii unin unir unis unni unns unrs uns- unsc unsg unus urci urgi urgu uric urin uris uriu urni urns urri ursi urss ursu urun urur urus uscc uscg uscs usin usis usnc usnr usnu ussc ussr usss ussu usui usun usus uuni uuri uusi uuuu