-er -ji -ol bbb bbe bbi bbl bbn bbo bbr be- beb bee bei bel ben beo ber bi- bib bie bii bij bil bin bio bir bji bjj bjn bjr blb ble bli blj bll bln blo blr bnb bne bni bnj bnl bnn bno bnr bob boe boi boj bol bon boo bor brb bre bri brj brl brn bro brr ebb ebe ebi ebj ebl ebn ebo ebr eeb eee eel een eeo eer eib eie eii eij eil ein eio eir eji ejl ejo elb ele eli ell eln elo elr en- enb ene eni enl enn eno enr eo- eob eoe eoi eol eon eoo eor erb ere eri erl ern ero err ibb ibe ibi ibj ibl ibn ibo ibr ie- iee iei iej iel ien ier iib iie iii iij iil iin iio iir ijb ije iji ijl ijn ijo il- ilb ile ili ill iln ilo ilr in- inb ine ini inj inl inn ino inr io- iob ioe ioi ioj iol ion ioo ior ir- irb ire iri irj irl irn iro irr j-i jbi jbj jbl jbo jbr jeb jee jei jej jel jen jeo jer jib jie jii jij jil jin jio jir jjb jjj jjl jjr jlb jle jli jll jln jlo jlr jne jnj jnl jnn jno jnr job joe joi joj jol jon joo jor jrb jri jrl jrn jro jrr lbb lbe lbi lbj lbl lbo lbr leb lee lei lej lel len leo ler lib lie lii lij lil lin lio lir lje ljj ljn llb lle lli llj lll lln llo llr lnb lne lni lnl lnn lno lnr lob loe loi loj lol lon loo lor lrb lri lrn lro lrr n-i nbb nbe nbi nbl nbn nbo nbr ne- neb nee nei nej nel nen neo ner nib nie nii nil nin nio nir nje njl njn nlb nle nli nlj nll nln nlo nlr nnb nne nni nnl nnn nno no- nob noe noi noj nol non noo nor nrb nre nri nrj nrl nrn nro nrr o-i ob- obb obe obi obj obl obn obo obr oeb oee oei oel oen oeo oer oib oie oii oil oin oio oir ojb oje oji ojo olb ole oli oll oln olo on- onb one oni onj onl onn ono onr oo- oob ooi ool oon ooo oor or- orb ore ori orl orn oro orr rbb rbe rbi rbl rbn rbo rbr re- reb ree rei rel ren reo rer rib rie rii ril rin rio rir rjr rle rli rll rln rlo rlr rnb rni rnn rno rnr rob roe roi roj rol ron roo ror rrb rri rrl rrn rrr