-er -ji bbb bbe bbi bbo bbr be- beb bee bei beo ber bez bi- bib bie bii bij bio bir biz bji bjj bjr bob boe boi boj boo bor boz brb bre bri brj bro brr brz bze bzo bzr bzz ebb ebe ebi ebj ebo ebr eeb eee eeo eer eib eie eii eij eio eir eji ejo eo- eob eoe eoi eoo eor erb ere eri ero err erz eze ezo ezr ezz ibb ibe ibi ibj ibo ibr ibz ie- iee iei iej ier iib iie iii iij iio iir ijb ije iji ijo io- iob ioe ioi ioj ioo ior ir- irb ire iri irj iro irr ize izi izo izz j-i j-z jbi jbj jbo jbr jbz jeb jee jei jej jeo jer jez jib jie jii jij jio jir jiz jjb jjj jjr job joe joi joj joo jor jrb jri jro jrr jrz o-i ob- obb obe obi obj obo obr oeb oee oei oeo oer oib oie oii oio oir oiz ojb oje oji ojo oo- oob ooi ooo oor or- orb ore ori oro orr orz oze ozo ozz rbb rbe rbi rbo rbr re- reb ree rei reo rer rez rib rie rii rio rir riz rjr rob roe roi roj roo ror roz rrb rri rrr rzb rze rzo zbb zbr zeb zee zeo zer zez zib zie zij zio zir ziz zje zo- zob zoe zoi zoo zor zro zzr zzz