bbb bbg bbh bbi bbo bbr bgb bgg bgh bgi bgo bgr bhb bhg bhh bhi bho bhr bi- bib big bih bii bio bir bob bog boh boi boo bor brb brg brh bri bro brr gbg gbh gbi gbo gbr ggb ggg ggh ggi ggo ggr ghb ghg ghh ghi gho ghr gib gig gih gii gio gir gob gog goh goi goo gor grb grg grh gri gro grr h-i hbb hbg hbh hbi hbo hbr hgb hgg hgh hgi hgo hgr hhb hhg hhh hhi hho hhr hib hig hih hii hio hir hob hog hoh hoi hoo hor hr- hrb hrg hrh hri hro hrr ibb ibg ibh ibi ibo ibr igb igg igh igi igo igr ihb ihg ihh ihi iho ihr iib iih iii iio iir io- iob iog ioh ioi ioo ior ir- irb irg iri iro irr o-i ob- obb obg obh obi obo obr ogg ogh ogi ogo ohg ohh ohi oho ohr oib oii oio oir oo- oob oog ooh ooi ooo oor or- orb org orh ori oro orr rbb rbg rbh rbi rbo rbr rgb rgg rgh rgi rgo rgr rh- rhb rhg rhh rhi rho rhr rib rig rih rii rio rir rob rog roh roi roo ror rrb rrg rrh rri rrr