raba rabb rabe rabi rabk rabs rac- raca racc race raci rack racs raec raep raer raes raia raic raie raii raik raip rair rais raka rake raki rakk rapa rapc rape rapi rapp raps rara rarb rare rari rark rars rasa rasc rase rasi rask rasp rass rbbb rbbr rbbs rbis rbsp rbss rcac rcas rcbc rccb rccc rccs rcep rcic rcis rcpi rcps rcsa rcsc rcsi rcss rea- reac reae reak reap rear reas reba rebb rebe rebk rebs reca recc rece reci reck recp recr recs reeb reek reep rees reia reii reik reir reis reka reke reki reks repe repi repp repr reps rera rere reri rers resa rese resi resp ress riaa riab riai riak rias rib- riba ribe ribs rica ricc rice rick rics riek riep rier ries riia riis rika rike riki rikk ripa ripe ripi ripp ripr rips rire riri rirs risa risc rise risi risk risp riss rkss rpca rpcs rpii rpps rras rrrr rrsp rsaa rsai rsbi rscc rscs rsee rsis rspb rspk rsps rsre rssa s-ib s-ic s-ii sa-c saab saac saae saak saap saar saas saba sabb sabc sabe sabi sabr sabs saca sacc sace saci sack sacr sacs saeb saek saer saes saia saic saie saik saip sair sais saka sakb sake saki sakk saks sapa sape sapi sapp saps sara sarc sare sari sark sarp sarr sars sasa sasc sase sasi sask sass sbaa sbac sbai sbar sbas sbbs sbca sbcc sbcs sber sbia sbic sbrk sbsa sbse sbsi sbsp scaa scab scac scai scak scap scar scas scba scbi sccc scce sccp sccs scea scec scee scep scer sci- scia scic scie scip scir scis sck- scpa scpb scpe scpi scps scr- scra scrc scre scri scrs scsa scsc scsi scsr se-c se-e se-i se-k se-s seaa seab seac seak seap sear seas seba sebe sebi sebs sec- seca secc sece seck secr secs seea seeb seec seek seep seer sees seia seie seii seik seip seir seis seka seke seki sekk sepa sepe sepi sepp sepr seps sera serb serc sere seri serk serp serr sers sesa sesc sese sesi sess siaa siab siac siae siai siak sias siba sibc sibe sibi sibs sica sicc sice sici sick sicp sics siec siek sier sies siik sika sike siki sikr siks sipa sipc sipe sipi sipp sips sira sirc sire siri sirk sirp sirr sirs sisa sisc sise sisi sisk siss skab skac skai skap skar skee skei skep sker skes skia skic skie skik skip skir skis skpc skra skss sp-a spac spae spak spap spar spas spca spcc spcs spea speb spec spee spek sper spes spia spib spic spie spik spip spir spis spke spkr spps spri sprs spsa spse spsp spss sras srbc srcc sreb srec sres srib sris srpc srps srsp ssaa ssab ssac ssap ssas ssbr ssca sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspa sspc sspe ssps ssra ssrc ssri ssrs sssa sssb sssc sssi ssss