rare rarf rari rars rasa rase rasi rasl rass rbaf rbbb rbbr rbbs rbis rble rbsl rbss rea- reae reaf real rear reas reba rebb rebe rebs reeb reef reel rees refe reff refi refl refr refs reia reif reii reil reir reis rela relb rele rell rels rera rere reri rers resa rese resi ress rfae rfef rffl riaa riab riai rial rias rib- riba ribe ribs rief riel rier ries rifa rife riff rifs riia riif riis rila rile rill rire riri rirs risa rise risi riss rlab rlee rlef rlif rlls rras rrif rrle rrrr rsaa rsaf rsai rsbi rsee rsis rsre rssa rssl s-ib s-ii saab saae saaf saal saar saas saba sabb sabe sabi sabr sabs saeb sael saer saes safa safb safe saff safi safr saia saie saif sail sair sais sala sale salf sali sall sals sara sare sarf sari sarl sarr sars sasa sase sasf sasi sasl sass sbaa sbai sbar sbas sbbs sbef sber sbia sbsa sbse sbsi se-e se-f se-i se-s seaa seab seaf seal sear seas seba sebe sebi sebs seea seeb seef seel seer sees sefa seff sefi sefl seia seie seif seii seil seir seis sela selb sele self seli sell sels sera serb sere serf seri serr sers sesa sese sesi sess sfar sfas sfba sfer sfia sfla sfls sfra sfss siaa siab siae siaf siai sial sias siba sibe sibi sibs sief siel sier sies sifa sife siff sifl sifr sil- sila sile silf sili sill sils sira sire sirf siri sirr sirs sisa sise sisi siss sl-i slaa slab slae slaf slai slas slea sleb slee sler sles slib slie slir slre slrs slsa sraf sras sreb sres srfi srib sris ssaa ssab ssas ssbr ssee sses ssfl ssis ssla ssle ssra ssri ssrl ssrs sssa sssb sssf sssi ssss