cccc ccci cccs ccic ccii ccir ccis ccnc ccni ccnr ccns ccrc ccri ccrs ccsi ccsn ccss cicc cici cicr cics ciii ciis cin- cinc cini circ ciri cirr cirs cis- cisc cisn cisr ciss cnci cnic cnrc cnrr cnss crcc crcr cric crin cris crns crss cscc csci cscr cscs csir csis csrc csrs cssr iccc icci iccn iccr iccs icis icnc icns icrc icrr icrs icsc icsi icsr icss iiii iiis iirc iirs iisc iisi iisr inci incr incs inis inni innr inns inri inrs insc inss ircc ircs iri- iric irin iris irrc irri irrs iscc isci iscn iscr iscs isic isin isis isri issc issi issr isss n-ii nccc ncci nccn nccr nccs ncis ncnc ncrc ncri ncsc ncsi ncss nicc nici nics niir nini nins nirs nisi niss nnnn nnss nrcs nric nrrc nrsc nscc nscs nsic nsin nsis nsnr nsrc nssc nssr nsss rccc rccs rcic rcis rcnr rcsc rcsi rcss ricc rics riin riis rinn riri rirs risc risi riss rncs rnin rrrr rscc rscn rscs rsis rsnn rsnr s-ic s-ii sccc sccs sci- scic scin scir scis scnr scr- scrc scri scrn scrs scsc scsi scsn scsr sicc sici sics sini sinn sins sirc siri sirr sirs sisc sisi siss sncc snir snns snrs srcc sris srni srnn sscc ssci sscs ssin ssis ssns ssrc ssri ssrs sssc sssi ssss