bbb bbe bbk bbo be- beb bee bek beo bez bkb bke bkk bko bob boe bok boo boz bze bzo bzz ebb ebe ebk ebo eeb eee eek eeo ekb eke eko eo- eob eoe eok eoo eze ezo ezz k-z kbb kbe kbk kbo kbz ke- keb kee kek keo kez kkb kke kkk kob koe kok koo koz kzo ob- obb obe obk obo oeb oee oeo okb oke okk oko oo- oob ook ooo oze ozo ozz zbb zeb zee zek zeo zez zo- zob zoe zok zoo zzz

bbbb bbeb bebb bebe bebo beeb beek beke beko beo- beok beze bobb bobe bobo boee boeo boke boko boob booe book booz bozo bzoe bzzz ebbo eboe eboo eeee eeke eeze ekeb ekek ezek ezzo kbbb kbbe kbbk kbbo kbbz kbeb kbee kbek kbeo kbez kbkb kbkk kbko kbkz kbob kboe kbok kboo kboz kbze kbzo kbzz kebb kebe keek kekb keke keko keok kezb keze kezz kkbb kkbe kkbo kkbz kkez kkkk kkob kkoo kkoz kkzz kobb kobe kobk kobo kokb koke kokk koko kokz koob kook kooo kooz kozb koze kozk kozo kzbb kzbe kzbk kzbz kzee kzke kzkz kzoo kzoz kzzb kzzk kzzo kzzz o-eo obbo obkb oboe obok okko okok oobe oooo ooze ozee ozek zbek zebe zeek zeke zeko zeze zobo zoke zoo- zook zozo zzzz

bbbee bbook bebek beebe beeke beez bekke bekko bekok bo-bo bobek bobko bobok boeke bokeo bokko bokok booke booko bookz booze bozok bozoo ebeko ebook eeeee ekeko ezbob kebbe kebek kebob ko-ko kobee kokez kokko okeke okobo ooooo ozbek zboze zeebo zeoke zzzzz

bbbbbb bebook beebee bobeke booboo e-book keokee koboko kookoo oooooo zeebee zeekoe zekeze zoozoo

bbbbbbb bok-bok boo-boo boobook kee-kee kokozek ozkok

bbbbbbbb bo-bo-bo koekkoek

beebeebee keek-keek

bbbbbbbbbbbbbbb bzzzzzzzzzzzzzz