rrkm rrle rrrr rsee rsme rsml rsnn rsno rsnr rsos rsre rssl s-os se-e se-k se-n se-o se-s seek seel seem seen seer sees seke sekk seko sele selk sell selm selo sels seme semn sems sene senn seno senr sens seok seol seon sere serk serm sern sero serr sers sese seso sess skee skel skem sken skeo sker skes skn- skoe skol skon skor skss slee slem sler sles sllm slln slmm sloe slon sloo slos slre slrn slrs smee smen smle smls smok smol smon smos smrk smsn smss snee snel sner snes snkm snns snom snoo snor snos snrk snrs soel soem soen soeo soes soke sokk sokn soko sole solk soll soln solo solr sols some soml somm somn somo son- sone sonk sono sons sook sool soom soon soor soos sore sorm sorn soro sorr sors sose soso soss srem sreo sres srnn srno sros ssee ssem sses ssle ssml ssns ssrl ssrm ssrs sssm ssss