bbbb bbng bboy bbrg bbyo bgon bnor bnrr bobb bobo boby bogg bogo bogy bong bonn bono bony boob boog boon boor bor- borg born boro borr bory boyg boyn boyo brno brob brog bron broo bror brrr bry- bryn bryo bygg bygo byng byno byob byon byrn gbbo gbon gggg ggrn gnoo gnrr gobo goby gogo gon- gong gonn gono gony goog goon goor gorb gorg gorn goro gorr gory grbr grob grog gron groo gror groy grrr gry- gryn gyn- gyng gyno gyor gyr- gyrn gyro nbbo nboy ngon ngor nngn nnnn nobo nogg nogo non- nong nonn nono noo- noob noon nooo noor nor- norb norg norn noro norr nory noyo nron nyny nyon nyrb nyro obbo obby obon obor oboy obro ogb oggy ogog ogon ogro ogry onby ongo onno onon onor onoy ooby oooo oory orbb orbo orby orgn orgo orgy orno orny oro- oron oror oroy orro orry oyon rbbb rbbr rnbr rob- robb robo roby rogg rogo rogy rong rono rony roob roog roon roor roro rory royn rrrr ryng rynn ryob ryon ybor ybry ygon ygor ynon yobo yogo yong yono yoon yorn yoro yory yoyn yoyo yron yryn yyyy