-ji bbb bbd bbi bbo bbr bdb bdd bdi bdj bdo bdr bi- bib bid bii bij bio bir bjd bji bjj bjr bob bod boi boj boo bor brb brd bri brj bro brr dbb dbd dbi dbo dbr ddb ddd ddi ddo ddr di- dib did dii dio dir dj- djb djd dji djo dob dod doi doj doo dor drb drd dri drj dro drr i-d ibb ibd ibi ibj ibo ibr idb idd idi ido idr iib iid iii iij iio iir ijb iji ijo io- iob iod ioi ioj ioo ior ir- irb ird iri irj iro irr j-d j-i jbi jbj jbo jbr jdb jdi jdo jdr jib jii jij jio jir jjb jjj jjr job jod joi joj joo jor jrb jri jro jrr o-i ob- obb obd obi obj obo obr odb odd odi odo odr oib oid oii oio oir ojb ojd oji ojo oo- oob ood ooi ooo oor or- orb ord ori oro orr rbb rbd rbi rbo rbr rdb rdd rdi rdj rdo rdr rib rid rii rio rir rjr rob rod roi roj roo ror rrb rrd rri rrr