bbb bbd bbi bbn bbo bdb bdd bdi bdo bdz bi- bib bid bii bin bio biz bnb bnd bni bnn bno bnz bob bod boi bon boo boz bzd bzn bzo bzz dbb dbd dbi dbn dbo dbz ddb ddd ddi ddn ddo ddz di- dib did dii din dio diz dnb dnd dni dnn dno dnz dob dod doi don doo doz dzb dzd dzi dzo i-d ibb ibd ibi ibn ibo ibz idb idd idi idn ido iib iid iii iin iio in- inb ind ini inn ino io- iob iod ioi ion ioo izi izo izz n-i nbb nbd nbi nbn nbo ndb ndd ndi ndn ndo nib nid nii nin nio niz nnb nni nnn nno nnz no- nob nod noi non noo noz nzb nzd nzi nzo nzz o-i ob- obb obd obi obn obo odb odd odi odn odo oib oid oii oin oio oiz on- onb ond oni onn ono oo- oob ood ooi oon ooo ozo ozz zbb zib zid zin zio ziz znd znn zno zo- zob zod zoi zon zoo zzz