refd refe reff refi refl refr refs reid reif reii reil reir reis reld rele rell rels rerd rere reri rers rese resi ress rexx rfdi rfds rfef rffc rffl rfic rfid ricc rice rics ridc ridd ride ridi rids ridx ried rief riel rier ries riex rife riff rifs riif riis rile rill rire riri rirs risc risd rise risi riss rixc rixe rlcs rlds rlee rlef rlif rlls rred rrfc rrif rrle rrrr rscc rscs rsdd rsdl rsds rsee rsfc rsid rsis rslc rsre rssl rxes s-ic s-ii sccc scce sccl sccs scdc scdf scds scec scee scel scer scfc scfe scfi sci- scic scid scie scif scil scir scis scl- sclc scls scr- scrc scre scri scrs scsc scsd scsi scsl scsr sdcc sddc sdds sdef sder sdes sdfc sdic sdif sdlc sdls sdrc sdrs sdsc sdsf sdsl sdss sdxf se-c se-d se-e se-f se-i se-s se-x sec- secc secd sece secr secs sede seds seec seed seef seel seer sees seex seff sefi sefl seid seie seif seii seil seir seis seix seld sele self seli sell sels serc serd sere serf seri serr sers sesc sese sesi sess sex- sexe sexi sfcc sfcs sfdc sfer sffc sflc sfls sfrc sfss sicc sice sici sics sidd side sidi sidr sids siec sied sief siel sier sies siex sife siff sifl sifr sil- silc sild sile silf sili sill sils sirc sire sirf siri sirr sirs sisc sisd sise sisi siss sixe sixx sl-i slcc slcd slds sled slee sler sles slic slid slie slir slrc slre slrs slsc srcc srde srec sres srfc srfi sris srsd sscc ssce ssci sscs ssdc ssdd ssdf ssec ssee sses ssex ssfc ssfl ssid ssis sslc ssle ssrc ssri ssrl ssrs sssc sssf sssi ssss sxde x-ed x-fi xcel xces xcii xcis xcri xdcc xdsl xdxf xeer xefe xer- xers xexe xfce xfer xics xidi xiii xil- xili xill xisi xixi xlii xlix xrcd xrds xsel xsil xxii xxix xxxi xxxx