scms scna scnr scr- scra scrc scri scrn scrs scsa scsc scsi scsn scsr siaa siac siai siam sian sias sica sicc sici sicm sics siim sima simi simm sims sina sini sinn sins sira sirc siri sirr sirs sisa sisc sisi siss smaa smac smai sman smas smcc smia smic smin smis smnc smsc smsn smss snam snar snas snca sncc snia snir snns snra snrs sram sras srcc srim sris srmc srna srni srnn ssaa ssac ssam ssan ssas ssca sscc ssci sscs ssin ssis ssmc ssns ssra ssrc ssri ssrm ssrs sssa sssc sssi sssm ssss