-er -ol b-u bbb bbd bbe bbi bbl bbn bbo bbr bbu bdb bdd bde bdi bdl bdo bdr bdu be- beb bed bee bei bel ben beo ber beu bi- bib bid bie bii bil bin bio bir biu blb bld ble bli bll bln blo blr blu bnb bnd bne bni bnl bnn bno bnr bnu bob bod boe boi bol bon boo bor bou brb brd bre bri brl brn bro brr bru bub bud bue bui bul bun buo bur buu dbb dbd dbe dbi dbl dbn dbo dbr dbu ddb ddd dde ddi ddl ddn ddo ddr ddu de- deb ded dee dei del den deo der deu di- dib did die dii dil din dio dir diu dl- dlb dld dle dli dll dlo dlr dlu dnb dnd dne dni dnl dnn dno dnr dob dod doe doi dol don doo dor dou drb drd dre dri drl drn dro drr dru dub dud due dui dul dun duo dur ebb ebd ebe ebi ebl ebn ebo ebr ebu ed- edb edd ede edi edl edn edo edr edu eeb eed eee eel een eeo eer eib eid eie eii eil ein eio eir eiu elb eld ele eli ell eln elo elr elu en- enb end ene eni enl enn eno enr enu eo- eob eod eoe eoi eol eon eoo eor eou erb erd ere eri erl ern ero err eru eu- eub eud eue eui eul eun eur i-d ibb ibd ibe ibi ibl ibn ibo ibr ibu idb idd ide idi idl idn ido idr idu ie- ied iee iei iel ien ier iib iid iie iii iil iin iio iir iiu il- ilb ild ile ili ill iln ilo ilr ilu in- inb ind ine ini inl inn ino inr inu io- iob iod ioe ioi iol ion ioo ior iou ir- irb ird ire iri irl irn iro irr iru iu- iub iud iue iui iur lbb lbd lbe lbi lbl lbo lbr lbu ldb ldd lde ldi ldl ldn ldo ldr ldu leb led lee lei lel len leo ler leu lib lid lie lii lil lin lio lir liu llb lld lle lli lll lln llo llr llu lnb lnd lne lni lnl lnn lno lnr lnu lob lod loe loi lol lon loo lor lou lrb lrd lri lrn lro lrr lru lub lud lue lui lul lun luo lur luu n-i nbb nbd nbe nbi nbl nbn nbo nbr nbu ndb ndd nde ndi ndl ndn ndo ndr ndu ne- neb ned nee nei nel nen neo ner neu nib nid nie nii nil nin nio nir niu nlb nld nle nli nll nln nlo nlr nlu nnb nne nni nnl nnn nno nnu no- nob nod noe noi nol non noo nor nou nrb nrd nre nri nrl nrn nro nrr nru nub nud nue nui nul nun nuo nur nuu o-i ob- obb obd obe obi obl obn obo obr obu odb odd ode odi odl odn odo odr odu oeb oed oee oei oel oen oeo oer oib oid oie oii oil oin oio oir oiu olb old ole oli oll oln olo olu on- onb ond one oni onl onn ono onr onu oo- oob ood ooi ool oon ooo oor or- orb ord ore ori orl orn oro orr oru ou- oud oue oui oul oun ouo our rbb rbd rbe rbi rbl rbn rbo rbr rbu rdb rdd rde rdi rdl rdn rdo rdr rdu re- reb red ree rei rel ren reo rer reu rib rid rie rii ril rin rio rir rld rle rli rll rln rlo rlr rlu rnb rnd rni rnn rno rnr rnu rob rod roe roi rol ron roo ror rou rrb rrd rri rrl rrn rrr rru rub rud rue rui run ruo rur ruu ubb ube ubi ubl ubn ubo ubr ubu udb udd ude udi udl udn udo udr udu ueb ued uee uei uel uen uer uib uid uie uii uil uin uio uir uiu ulb uld ule uli ull uln ulo ulr ulu un- unb und une uni unl unn uno unr unu uob uod uoe uol uon uoo uor ur- urb urd ure uri url urn uro urr uru uue uun uur uuu