bbbee bebti beebe beepi beete beibi beite beppe betee betie bett- bette betti bibbe bibie biebe bieti bipib bitit bitte bitti ebbet ebbie ebibe eeeee eepee eetti eppie epptb etete etite ettie i-bet ibeti iebet iepe iette iiiee iiiii iitti ipeti ipiti ippee ippei itbit itete ittti pebi- pebie peete pepee peppe peppi pept- petbe petie petit pette petti piibe pipet pipit pippi pitie pitip pitti tbeti tbtbt tebet tebi- teepe tepee tepet tepit tette ti-ti tibbi tibet tieit tipet tipit tippi titii titte titti ttttt