bbbb bbdd bbdo bblb blkb blkd blob blod blok bloo bobb bobo bodb bodo boko bold bolk boll bolo boob bood book bool d-bo dddd dlbd dobb dobl dod- dodd dodo doko dold dolk doll dolo doob dood dook dool k-lo kbbb kbbd kbbk kbbl kbbo kbdb kbdl kbdo kbkb kbkk kbkl kbko kblb kbld kbll kblo kbob kbod kbok kboo kdbb kdbl kddb kddd kddk kddl kdkb kdkd kdkk kdko kdlb kdld kdll kdlo kdok kkbb kkbd kkbl kkbo kkdd kkdl kkdo kkkk kklb kkld kkll kklo kkob kkol kkoo klbb klbd klbl kldd klkk klkl klko kllb kllk klob klok klol kloo kobb kobk kobo kodk kodl kodo kokb kokk koko kolb kold kolk koll kolo koob kook kool kooo lldb llll llod lloo lob- lobb lobo lokk loko lold loll lolo loob lood look lool obbo obkb obok obol odbo oddd odoo okko oklo okok okol olbo oldb ollo oold oolo oooo