cccc cccs ccnc ccnr ccns ccrc ccrs ccsn ccss cnrc cnrr cnss crcc crcr crns crss cscc cscr cscs csrc csrs cssr csws cwrw nccc nccn nccr nccs ncnc ncrc ncsc ncss ncwc nnnn nnss nrcs nrrc nrsc nscc nscs nsnr nsrc nssc nssr nsss nswr nwss rccc rccs rcnr rcsc rcss rncs rrrr rscc rscn rscs rsnn rsnr rwcs sccc sccs scnr scr- scrc scrn scrs scsc scsn scsr sncc snns snrs srcc srnn sscc sscs ssns ssrc ssrs sssc ssss ssws swcc swss wccc wccn wccr wccs wccw wcnc wcnn wcnr wcns wcnw wcrc wcrn wcrr wcrs wcrw wcsc wcsn wcsr wcss wcsw wcwc wcwn wncc wncn wncr wncw wnnc wnnr wnns wnnw wnrn wnrr wnrs wnrw wnsc wnsn wnsr wnss wnsw wnwc wnwn wnwr wnws wnww wrcr wrcs wrcw wrnn wrnr wrns wrnw wrrc wrrn wrrs wrrw wrsc wrsn wrsr wrss wrsw wrwc wrwn wrwr wscc wscn wscr wscs wscw wsnc wsnn wsnr wsnw wsrc wsrn wsrs wsrw wssc wssr wsss wssw wswn wswr wsws wsww wwcn wwcr wwcs wwcw wwnc wwnn wwnr wwns wwnw wwrc wwrr wwrw wwsc wwsn wwsr wwss wwwc wwwn wwwr wwws wwww