rocs rogg rogi rogo rogy roig roin roio roir rois romi romm romo roms romy ronc rong roni rono rons rony roog rooi room roon roor roos rorc rori roro rory rosc rosi roso ross rosy royn roys rrmc rrrr rscc rscn rscs rscy rsgc rsis rsmg rsnn rsno rsnr rsos ryim ryis ryng rynn ryon rysy s-ic s-ii s-os sccc sccm sccs sccy scgs sci- scic scim scin scio scir scis scmc scmm scmo scms scnr scog scom scon scoo scor scr- scrc scri scrn scrs scry scsc scsi scsn scso scsr scyn sgcg sggg sggs sgic sgio sgro sgsm sgss sicc sici sicm sico sics sigg sigi sign sigo sigs sigy siim simi simm simo sims simy sing sini sinn sino sins siny sion sior sios sirc siri siro sirr sirs sisc sisi siss sisy siyi smcc smgs smic smig smin smis smnc smoc smog smon smos smoy smry smsc smsn smss sncc snco snig snir snns snoc snog snom snoo snor snos snrs snsy snys soci socm soco socr socs socy sogi sogn sogo sogs soic soim soin soir sois somi somm somn somo somy son- song soni sono sons sony soog soom soon soor soos sooy sorg sori sorm sorn soro sorr sors sory sosi soso soss soyo soys srcc srim sris srmc srni srnn srno sros sscc ssci sscs ssgs ssin ssis ssmc ssns ssoc ssrc ssrg ssri ssrm ssrs sssc sssi sssm ssss syco sycr sygn syis sym- symi syms syn- sync syng syns syny syon syro syrs syry syso syss yccc ygon ygor ying yins yirm yirn yirr yiss ymci ymir ymns ynon yogi yogo yomi yomo yong yoni yono yons yoon yori yorn yoro yory yosi yoso yoyn yoyo yrin yron yryn ysco ysii yson yyyy