bbbb bbbs bbeb bebb bebe beeb beej beek beer bees beke beks bere berk berr bers bes- bese besk bess breb bree brek brer bres brje brkb brrr brrs brsb brsr bseb bsee bser bses bsse ebbr ebbs eber ebes eeee eees eeke eeks eers eese eesk ejer ekeb ekek eker ekes erbb erbe ereb erer eres erke erks erre errs erse esbs esee esek eser eses eske esks esse jebb jebe jeer jees jeke jere jerk jers jese jess jrbr jssr jsss kbbb kbbe kbbk kbbr kbbs kbeb kbee kbek kber kbes kbjk kbjs kbkb kbkk kbkr kbrb kbre kbrj kbrk kbsb kbsj kbsk kbsr kbss kebb kebe kebr keek keer kees kejb kejj kejs kekb keke keks ker- kerb kere kerk kerr kers kesb kesj kesk kesr kess kjbb kjbr kjee kjer kjjj kjjk kjjr kjjs kjke kjkj kjkk kjks kjrb kjsk kjsr kkbb kkbe kkbj kkbr kkbs kkjb kkjk kkkj kkkk kkrb kkre kkrk kkrr kkrs kkse kksj kksr kkss krbb krbe krbk krbr kreb kree krej krek kres krjb krje krjk krke krkk krkr krks krrb krre krrk krrr krrs krse krsj krsk krsr krss ksbj ksbr ksbs ksee ksek kser ksjb ksje ksjj ksjk ksjs kskb kske kskk kskr ksks ksrb ksrr ksrs ksse kssr ksss rbbb rbbr rbbs rbss rebb rebe rebk rebs reeb reek rees reke reks rere rers rese ress rkss rrrr rsee rsre sbbs sber sbrk sbse se-e se-k se-s sebe sebs seeb seek seer sees seke sekk serb sere serj serk serr sers sese sess skee sker skes skss sreb sres ssbr ssee sses ssrs sssb ssss