rcic rcis rcnr rcon rcos rcrg rcsc rcsi rcss recc rece reci recr recs reen rees rege regi regn rego regr regs reii rein reir reis rene reng reni renn reno rens reog reos rere rerg reri rero rers rese resi resn reso ress ricc rice rico rics rien rier ries rige rigg rigi rigo rigs riin riis rine ring rinn rino rion rios rire riri rirs risc rise risi riso riss rnco rncs rngs rnie rnin rocc roce roco rocs roeg roen roer roes roge rogg rogi rogo roig roin roio roir rois ronc rone rong roni rono rons roog rooi roon roor roos rorc rore rori roro rosc rose rosi roso ross rrrr rscc rscn rscs rsee rsgc rsis rsnn rsno rsnr rsos rsre s-ic s-ii s-os sccc scce sccs scec scee sceg scer scgs sci- scic scie scin scio scir scis scnr scog scon scoo scor scr- scrc scre scri scrn scrs scsc scsi scsn scso scsr se-c se-e se-g se-i se-n se-o se-s sec- secc sece secg secn seco secr secs seec seeg seen seer sees sege segg segi sego segs seie seii sein seir seis sene seng seni senn seno senr sens seoc seoi seon serc sere serg seri sern sero serr sers sesc sese sesi seso sess sgce sgcg sger sges sggg sggs sgic sgio sgro sgss sicc sice sici sico sics siec sieg sien sier sies sige sigg sigi sign sigo sigs sine sing sini sinn sino sins sioe sion sior sios sirc sire siri siro sirr sirs sisc sise sisi siss sncc snco snee sneg sner snes snie snig snir snns snoc snog snoo snor snos snrs soce soci soco socr socs soec soen soeo soes sogi sogn sogo sogs soic soie soin soir sois son- sone song soni sono sons soog soon soor soos sore sorg sori sorn soro sorr sors sose sosi soso soss srcc srec sreo sres sris srni srnn srno sros sscc ssce ssci sscs ssec ssee sses ssgs ssin ssis ssns ssoc ssrc ssrg ssri ssrs sssc sssi ssss