rsgc rsis rsnn rsnr rsps rsre s-ic s-ii sccc scce sccp sccs scec scee sceg scep scer scgp scgs sci- scic scie scin scip scir scis scnr scpe scpi scps scr- scrc scre scri scrn scrs scsc scsi scsn scsr se-c se-e se-g se-i se-n se-s sec- secc sece secg secn secr secs seec seeg seen seep seer sees sege segg segi segs seie seii sein seip seir seis sene seng seni senn senr sens sepe sepg sepi sepn sepp sepr seps serc sere serg seri sern serp serr sers sesc sese sesi sess sgce sgcg sger sges sggg sggs sgic sgps sgss sicc sice sici sicp sics siec sieg sien sier sies sige sigg sigi sign sigs sine sing sini sinn sinp sins sipc sipe sipi sipp sips sirc sire siri sirp sirr sirs sisc sise sisi siss sncc sncp snee sneg snep sner snes snie snig snip snir snns snpg snpp snrs spcc spcs spec spee speg spen sper spes spic spie spig spin spip spir spis spne spns spps spri sprs spse spsp spss srcc srec sres sris srni srnn srpc srps srsp sscc ssce ssci sscp sscs ssec ssee ssep sses ssgs ssin ssis ssns sspc sspe ssps ssrc ssrg ssri ssrs sssc sssi ssss