-ing cccc ccci cccp cccs cccu ccgc ccgs ccic ccii ccip ccir ccis ccnc ccni ccnp ccnr ccns ccnu ccpn ccpp ccpr ccps ccrc ccrg ccri ccrp ccrs ccsg ccsi ccsn ccsp ccss ccuc ccup ccus cgcc cgcg cggs cgis cgns cgss cicc cici cicr cics cicu cigi cigs cigu ciii ciis cin- cinc cing cini cipp cips circ ciri cirr cirs cis- cisc cisn cisp cisr ciss ciuc ciup cius cnci cncp cngi cnic cnrc cnrr cnss cpcs cpcu cpic cpni cpns cpps cpri cprs cpsc cpsr cpsu cpus crcc crcr crgs cric crig crin crip cris criu crns crpc crps crsp crss crug crun crup crus cscc csci cscr cscs csgn csir csis csnp cspc cspi csps csrc csrs cssr csup csur csus cucc cuci cucn cui- cuin cuir cuis cunp cupp cupr cups curi curn curr curs cusg cusp cuss cusu gc-c gccc gccs gcic gcii gcpc gcrg gcss gcsu gggg ggrn ggss gicr gigg gigi gign gigs giis ging gini ginn gins ginu gipi gipp gips girg giri girn girr girs giru giss giur gius gncc gngc gnin gnip gnpc gnps gnrc gnrr gnus gpgp gpip gprp gprs gpsg gpsi gpss grcc gric grig grin grip gris grni grpc grps grrr grrs grss grug grui grun grur grus gscp gsis gspc gsur guci gugg gugi gugu guin guis gung gunn guns gups gurg guri gurn gurr gurs guru guss guus iccc icci iccn iccp iccr iccs iccu icgc icis icnc icns icpc icps icrc icrr icrs icru icsc icsi icsp icsr icss icup icus igcc igcp iggs igis igni igns ignu igri igsp igus iiii iiis iirc iirs iisc iisi iisp iisr iisu iiuc inci incr incs ings inig inis inni innr inns innu inp- inpi inpp inri inrs insc insp inss insu inui inun inup inus ipcc ipcs ipin ippc ippr ipri ipsc ipsi ipsp ipss ipur ipus ircc ircg ircs ircu irgs iri- iric irig irin irip iris irpc irps irrc irri irrs irsg irsp irun irus iscc isci iscn iscp iscr iscs iscu isgc isic isin isis ispc ispr isps isrg isri isrp issc issi issp issr isss issu isup isus iucc iugs iuiu iupp iuss n-ii n-up nccc ncci nccn nccp nccr nccs nccu ncgr ncgs ncip ncis ncnc ncpc ncrc ncri ncrp ncsc ncsi ncss ngic ngns ngpc ngri ngsn ngur nguu nicc nici nics nicu nigc nigg nigs niip niir niiu ning nini nins nipc nipr nips nirs niru nisi nisp niss nisu niur nngn nnnn nnpi nnpr nnss npcc npic npin nppc npri npss nrcs nric nrpc nrpn nrps nrrc nrsc nrsp nscc nscs nsic nsin nsis nsnr nspc nspi nsps nsrc nssc nssp nssr nsss nuci nucs nucu nugs nuin nunc nung nunn nuns nups nurc nuri nurn nurp nurr nurs nuru nusi nuss nusu pccc pccs pcgg pcgs pcin pcip pcns pcpn pcpp pcps pcrc pcun pgcc pgpu pgrc pgsc pgss pgup picc pici picr pics picu pigc pigg pign pigp pigs pigu piip pinc ping pini pinn pinp pins pinu pipi pipp pips pirc pirg piri pirn pirr pirs piru pisg pisi piss pisu pius pnic pnin pnpp pnsc pnup ppcc ppci ppcs ppgi ppic ppig pppn pppp ppps pprc ppru ppss ppur prcc prcp prcs prgs pri- prig prii prin pris prnp prps prri prrs prsc prsi prss prus pruu psci pscu psgi psgr psip psis psnc psni psnr pspi pspp pspr psps psrp pssc pugs pugu puig puin puir puis puiu punc pung puns punu pupi pups pupu pur- purg puri purp purr purs puru pusi puss puuc rccc rccs rcgc rcic rcis rcnr rcpi rcps rcrg rcsc rcsi rcss ricc rics rigg rigi rigs rigu riin riis ring rinn ripi ripp ripr rips riri rirs risc risi risp riss risu rius rncp rncs rngs rnin rnsp rpcs rpgs rpii rppn rpps rrrr rrsp rrun rscc rscn rscs rsgc rsis rsnn rsnr rsps ruci rugg rugi rugs ruin ruis runc rung runi runn runs rupp rurc ruri rurp rurs ruru rusi russ rusu ruun s-ic s-ii sccc sccp sccs scgp scgs sci- scic scin scip scir scis scnr scpi scps scr- scrc scri scrn scrs scsc scsi scsn scsr scsu scug scun scup scur sgcg sggg sggs sgic sgps sgss sicc sici sicp sics sicu sigg sigi sign sigs sing sini sinn sinp sins sinu sipc sipi sipp sips sirc siri sirp sirr sirs siru sisc sisi siss sisu siui sius sncc sncp snig snip snir snns snpg snpp snrs snug snur snus spcc spcs spic spig spin spip spir spis spns spps spri sprs spsp spss spug spui spun spur spus srcc sris srni srnn srpc srps srsp sscc ssci sscp sscs ssgs ssin ssis ssns sspc ssps 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 sup- supp supr sups sur- surc surg suri surn surp surr surs suru sus- susi susp suss susu suus u-rp ucci uccp ucin ucrc ucsc ucsu ugcc ugcg uggs ugis ugni ugri ugur uguu uipi uirr uncc uncg unci uncp uncs ungp ungu uni- unic unii unin unir unis unni unns unpc unps unrs uns- unsc unsg unus upci upcs upic upin upis upnp uppc uppp uppu upri upsc upsi upup urci urgi urgu uric urin uris uriu urni urns urri ursi urss ursu urun urup urur urus uscc uscg uscs usgp usin usip usis usnc usnr usnu uspc uspp usps ussc ussr usss ussu usui usun usus uucp uuni uuri uusi uuuu