s-os sccc scce sccl sccp sccs scec scee scel scep scfc scfe scfi sci- scic scie scif scil scio scip scis scl- sclc scls scol scoo scop scpe scpi scpl scpo scps scsc scsi scsl scso se-c se-e se-f se-i se-o se-s sec- secc sece seco secs seec seef seel seep sees seff sefi sefl seie seif seii seil seip seis sele self seli sell selo sels seoc seoi seol seop sepe sepi sepo sepp seps sesc sese sesi seso sess sfcc sfco sfcs sffc sfio sflc sfls sfos sfpc sfss sicc sice sici sico sicp sics siec sief siel sies sife siff sifl sifo sil- silc sile silf sili sill silo sils sioe siol siop sios sipc sipe sipi sipo sipp sips sisc sise sisi siss sl-i slcc slee slep sles slic slie slip sllp sloc sloe sloo slop slos slpi slpp slps slsc soce soci socl soco socs soec soel soeo soep soes sofi sofo soic soie soif soil sois sole solf soli soll solo solp sols soof sool soop soos sope sopi sopo sopp sops sose sosi soso soss spcc spco spcs spec spee spef spel spes spfc spfs spic spie spio spip spis splc sple splo splp spls spoc spoo spop spos sppf spps spse spso spsp spss sscc ssce ssci sscp sscs ssec ssee ssep sses ssfc ssfl ssfp ssis sslc ssle sslp ssoc ssop sspc sspe sspf sspl sspo ssps sssc sssf sssi ssss