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 seem seen seer sees sege segg segi segs seie seii seim sein seir seis semc seme semi semn sems sene seng seni senn senr sens serc sere serg seri serm sern serr sers sesc sese sesi sess sgce sgcg sgem sger sges sggg sggs sgic sgsm sgss sicc sice sici sicm sics siec sieg sien sier sies sige sigg sigi sign sigs siim sime simi simm sims sine sing sini sinn sins sirc sire siri sirr sirs sisc sise sisi siss smcc smec smee smeg smei smen smgs smic smie smig smin smis smnc smsc smsn smss sncc snee sneg sner snes snie snig snir snns snrs srcc srec srem sres srim sris srmc srni srnn sscc ssce ssci sscs ssec ssee ssem sses ssgs ssin ssis ssmc ssns ssrc ssrg ssri ssrm ssrs sssc sssi sssm ssss