nser nsin nsis nslr nsls nsmb nsnr nsrl nssb nsse nssr nsss rbbb rbbr rbbs rbis rble rbms rbsl rbss rebb rebe rebs reeb reel reem reen rees rege regi regl regm regn regr regs reii reil reim rein reir reis relb rele rell relm rels reme remi remn rems rene reng reni renn rens rere rerg reri rers rese resi resn ress rgbe rgbi rib- ribe ribs riel riem rien rier ries rige rigg rigi rigs riin riis rile rill rime rimi rimm rims rine ring rinn rire riri rirs rise risi rism riss rlee rlin rlls rlml rlms rmbs rmll rmrg rnbr rngs rnie rnin rnli rrle rrrr rsbi rsee rsgb rsis rsme rsmg rsml rsnn rsnr rsre rssl s-ib s-ii sbbs sber sbig sbml sbse sbsi se-e se-g se-i se-n se-s sebe sebi sebs seeb seeg seel seem seen seer sees sege segg segi segs seie seii seil seim sein seir seis selb sele seli sell selm sels seme semi semn sems sene seng seni senn senr sens serb sere serg seri serm sern serr sers sese sesi sess sgem sger sges sggg sggs sglr sgls sgml sgnl sgsm sgss sibe sibi sibs sieg siel sien sier sies sige sigg sigi sign sigs siim sil- sile sili sill sils sime simi simm sims sine sing sini sinn sins sire siri sirr sirs sise sisi siss sl-i sleb slee slem sler sles slge slib slie slig slim slir sllm slln slmm slre slrn slrs smbe smeb smee smeg smei smen smgs smie smig smil smin smis smle smls smsn smss sneb snee sneg snel sner snes snib snie snig snir snns snrs sreb srem sres srgb srib srim sris srni srnn ssbn ssbr ssee ssem sses ssgs ssin ssis ssle ssml ssns ssrg ssri ssrl ssrm ssrs sssb sssi sssm ssss