eeee eees eeps eers eese epee eper epes eppp epps eprp eprs epsp epss erer eres erpe erps erre errs erse esee eser eses espe espp esps esqr esqs esse essp peep peer pees pepe peps per- pere perp perq perr pers pese pesq pess pper pppp ppps ppss pqrs pre- pree prep pres prps prrs prse prss pspp pspr psps psrp psse qeep qere qerq qqqq qrss qsqs qsrs reep rees repe repp repr reps reqs rere rers rese resp resq ress rpps rrrr rrsp rsee rsps rsre se-e se-s seep seeq seer sees sepe sepp sepr seps seqq seqs sere serp serq serr sers sese sess spee sper spes spps spqr sprs spse spsp spss sqep sres srps srsp ssee ssep sses sspe ssps ssrs ssss