-er -ey -ji bbb bbe bbi bbk bbo bbr bby be- beb bee bei bek beo ber bey bi- bib bie bii bij bik bio bir biy bji bjj bjk bjr bkb bke bkk bko bkr bob boe boi boj bok boo bor boy brb bre bri brj brk bro brr bry by- bye byi byj byk byo byr ebb ebe ebi ebj ebk ebo ebr eby eeb eee eek eeo eer eey eib eie eii eij eik eio eir eji ejo ekb eke eki eko ekr eky eo- eob eoe eoi eok eoo eor erb ere eri erk ero err ery eye eyo eyr ibb ibe ibi ibj ibk ibo ibr iby ie- iee iei iej iek ier iey iib iie iii iij iio iir ijb ije iji ijk ijo ikb ike iki ikk iko ikr io- iob ioe ioi ioj ioo ior ir- irb ire iri irj irk iro irr iry iye iyo iyr iyy j-i jbi jbj jbk jbo jbr jeb jee jei jej jek jeo jer jey jib jie jii jij jio jir jiy jjb jjj jjk jjr jjy jkb jkk jko jkr job joe joi joj jok joo jor joy jrb jri jrk jro jrr jyj jyr kbb kbe kbi kbk kbo kbr ke- keb kee kei kek keo ker key kib kie kii kij kik kio kir kjb kje kji kjr kkb kke kki kkk kkr kky kob koe koi kok koo kor koy kri krk kro krr kry kye kyo kyr o-i ob- obb obe obi obj obk obo obr oby oeb oee oei oeo oer oey oib oie oii oik oio oir ojb oje oji ojo ojy okb oke oki okj okk oko okr oo- oob ooi ook ooo oor or- orb ore ori ork oro orr ory oye oyi oyo rbb rbe rbi rbk rbo rbr re- reb ree rei rek reo rer rey rib rie rii rik rio rir riy rjk rjr rkb rke rkk rko rky rob roe roi roj rok roo ror roy rrb rri rrk rrr ry- rye ryk ryo ryr ryy ybe ybi ybr yby yeb yee yei yek yeo yer yey yie yii yio yir yki ykk yob yoe yoi yoj yok yoo yor yoy yre yro yyb yye yyy