bbbb bbeb bbgm bbmg bbrg bebb bebe beeb beeg beem beer begg beme bere berg berm berr breb bree breg brem brer brrm brrr ebbr eber eeee eerg egbe egee egem eger eggb egge egre embe embr emer emme emre erbb erbe ereb erem erer erg- ergg erme erre gebe geer gege gegg gem- gemm gemr gerb gere germ gggg gmer gmme gmmr grbr greb gree greg grem grrr mebe meem meer meg- mege megg megr meme memr mer- merb mere merm mger mgrm mmmm mrbb mrbm mreb mree mreg rbbb rbbr rebb rebe reeb reem rege regm regr reme rere rerg rgbe rmrg rrrr