rcon rcos rcsc rcsi rcss recc rece rech reci recr recs reen rees rehe rehi rehn rehs reii rein reir reis rene reni renn reno rens reos rere reri rero rers rese resh resi resn reso ress rhce rhee rhen rheo rhes rhhs rhin rhio rhoc rhoh rhon rhos ricc rice rich rico rics rien rier ries riho rihs riin riis rine rinn rino rion rios rire riri rirs risc rise rish risi riso riss rnco rncs rnie rnin rnsh rocc roce roch roco rocs roen roer roes rohe rohn rohr rohs roin roio roir rois ronc rone roni rono rons rooi roon roor roos rorc rore rori roro rosc rose rosh rosi roso ross rrhs rrrr rscc rsch rscn rscs rsee rshs rsis rsnn rsno rsnr rsos rsre s-ic s-ii s-os sccc scce sccs scec scee scer sch- sche schh schi scho schr schs sci- scic scie scin scio scir scis scnr scoh scon scoo scor scr- scrc scre scri scrn scrs scsc scsh scsi scsn scso scsr se-c se-e se-h se-i se-n se-o se-s sec- secc sece sech secn seco secr secs seec seeh seen seer sees sehe sehr sehs seie seih seii sein seir seis sene seni senn seno senr sens seoc seoi seon serc sere seri sern sero serr sers sesc sese sesh sesi seso sess shcc she- shee sheh shen sheo sher shes shhh shhs shie shih shii shin shio shir shis shne shoe shon shoo shor shos shre shri shrs shsc sicc sice sich sici sico sics siec sien sier sies sihi sihr sihs sine sinh sini sinn sino sins sioe sion sior sios sirc sire siri siro sirr sirs sisc sise sish sisi siss sncc snco snee sneh sner snes snhs snie snir snns snoc snoo snor snos snrs soce soch soci soco socr socs soec soen soeo soes sohh sohn soho sohs soic soie soin soir sois son- sone soni sono sons soon soor soos sore sorh sori sorn soro sorr sors sose sosh sosi soso soss srcc srch srec sreo sres srhs sris srni srnn srno sros sscc ssce ssci sscs ssec ssee sses sshs ssin ssis ssns ssoc ssrc ssri ssrs sssc sssh sssi ssss