-ing cccc cccf ccci cccs cccu ccfc ccff ccfi ccgc ccgs ccic ccii ccis ccnc ccnf ccni ccns ccnu ccsf ccsg ccsi ccsn ccss ccuc ccus cfcf cfcn cfcs cfgn cfgs cfni cfns cfsg cfsi cfun cgcc cgcg cgfc cggs cgis cgns cgss cicc cici cics cicu ciff cifg cifs cigi cigs cigu ciii ciis cin- cinc cinf cing cini cis- cisc cisn ciss ciuc cius cnci cngi cnic cnss cscc cscf csci cscs csfc csgn csis csuf csus cucc cuci cucn cufc cuff cufi cui- cuif cuin cuis cusg cuss cusu fccf fcgs fcic fcii fcsc ffcc ffff ffii ffss ffun fgcs ficc fics fifc fiff fifi figc figg figs fiii fing fini finn fins fisc fisi fiss fisu fnci fnuf fscc fsfi fsgs fssc fssf fuc- fuci fufc fuff fufu fugi fugs fugu fuig funf fung funs fusc fusi fuss fusu gc-c gccc gccf gccs gcfc gcic gcii gcss gcsu gfcf gfci ggfg gggg ggss giff gifs gifu gigg gigi gign gigs giis ging gini ginn gins ginu giss gius gncc gngc gnin gnus gsfc gsif gsis guci gufc guff gugg gugi gugu guin guis gung gunn guns guss guus iccc iccf icci iccn iccs iccu icgc icis icnc icns icsc icsi icss icus ific ifis ifni ifns ifsc igcc igfc iggs igis igni igns ignu igus iiii iiis iisc iisi iisu iiuc inci incs infi infs ings inig inis inni inns innu insc inss insu inui inun inus iscc isci iscn iscs iscu isfc isgc isic isin isis issc issf issi isss issu isus iucc iugs iuiu iuss n-ii nccc nccf ncci nccn nccs nccu ncfc ncgs ncis ncnc ncsc ncsf ncsi ncss nfcu nfff nfic nfsu ngfs ngic ngns ngsn nguu nicc nicf nici nics nicu nifc niff nigc nigg nigs niiu ning nini nins nisi niss nisu nngn nnnn nnss nscc nscs nsfc nsfs nsic nsin nsis nssc nssf nsss nuci nucs nucu nuff nugs nuin nunc nung nunn nuns nusi nuss nusu s-ic s-ii sccc sccs scfc scfg scfi scgs sci- scic scif scin scis scsc scsi scsn scsu scug scun sfcc sfcg sfcs sffc sfss sfsu sgcg sggg sggs sgic sgss sicc sici sics sicu siff sifu sigg sigi sign sigs sing sini sinn sins sinu sisc sisi siss sisu siui sius sncc sncf snfu snig snns snug snus sscc ssci sscs ssfc ssgs ssin ssis ssns sssc sssf sssi ssss suc- succ suci sucs suf- sufc suff sufi sufs sufu sug- sugg sugi suig suin suis sun- sung suni sunn suns sunu sus- susi suss susu suus ucci ucin ucsc ucsf ucsu ufcu ugcc ugcg uggs ugis ugni uguu uncc uncf uncg unci uncs ungu uni- unic unif unii unin unis unni unns uns- unsc unsg unus uscc uscf uscg uscs usfc usfi usfs usif usin usis usnc usnu ussc ussf usss ussu usui usun usus uuni uusi uuuu