bbb bbd bbg bbi bbo bdb bdd bdg bdi bdo bgb bgd bgg bgi bgo bi- bib bid big bii bio bob bod bog boi boo dbb dbd dbg dbi dbo ddb ddd ddg ddi ddo dgd dgg dgi di- dib did dig dii dio dob dod dog doi doo g-d gbd gbg gbi gbo gdb gdd gdi gdo ggb ggd ggg ggi ggo gib gid gig gii gio gob god gog goi goo i-d ibb ibd ibg ibi ibo idb idd idg idi ido igb igd igg igi igo iib iid iii iio io- iob iod iog ioi ioo o-i ob- obb obd obg obi obo odb odd odg odi odo ogd ogg ogi ogo oib oid oii oio oo- oob ood oog ooi ooo