ossi osso rbbb rbbr rbbs rbcl rbis rble rbsl rbss rcbc rcbo rccb rccc rccs rcic rcis rcle rcls rcos rcsc rcsi rcsl rcss rebb rebe rebo rebs recc rece reci recr recs reeb reel rees reii reil reir reis relb rele rell relo rels reol reos rere reri rero rers rese resi reso ress rib- ribe ribo ribs ricc rice rico rics riel rier ries riis rile rill rilo riol rios rire riri rirs risc rise risi riso riss rlcs rlee rlls rob- robb robe robi robo robs rocc roce roco rocs roel roer roes roil roio roir rois role roll rolo roob rooi rool roor roos rorc rore rori roro rosc rose rosi roso ross rrle rrrr rsbi rscc rscs rsee rsis rslc rsos rsre rssl s-ib s-ic s-ii s-os sbbs sbcc sbcs sber sbic sbor sbse sbsi scbi sccc scce sccl sccs scec scee scel scer sci- scic scie scil scio scir scis scl- sclc scls scob scol scoo scor scr- scrc scre scri scrs scsc scsi scsl scso scsr se-c se-e se-i se-o se-s sebe sebi sebo sebs sec- secc sece seco secr secs seeb seec seel seer sees seie seii seil seir seis selb sele seli sell selo sels seoc seoi seol serb serc sere seri sero serr sers sesc sese sesi seso sess sibc sibe sibi sibo sibs sicc sice sici sico sics siec siel sier sies sil- silc sile sili sill silo sils sioe siol sior sios sirc sire siri siro sirr sirs sisc sise sisi siss sl-i slcc sleb slee sler sles slib slic slie slir slob sloc sloe sloo slos slrc slre slrs slsc sobe sobo sobr sobs soce soci socl soco socr socs soec soel soeo soes soic soie soil soir sois sole soli soll solo solr sols sool soor soos sorb sore sori soro sorr sors sose sosi soso soss srbc srcc sreb srec sreo sres srib sris sros ssbr sscc ssce ssci sscs ssec ssee sses ssis sslc ssle ssoc ssrc ssri ssrl ssrs sssb sssc sssi ssss