-er -ol bbb bbd bbe bbh bbl bbn bbo bbr bdb bdd bde bdh bdl bdo bdr be- beb bed bee beh bel ben beo ber bhb bhd bhe bhh bhl bho bhr blb bld ble blh bll bln blo blr bnb bnd bne bnl bnn bno bnr bob bod boe boh bol bon boo bor brb brd bre brh brl brn bro brr dbb dbd dbe dbh dbl dbn dbo dbr ddb ddd dde ddh ddl ddn ddo ddr de- deb ded dee deh del den deo der dh- dhb dhd dhe dhh dhl dho dhr dl- dlb dld dle dlh dll dlo dlr dnb dnd dne dnh dnl dnn dno dnr dob dod doe doh dol don doo dor drb drd dre drl drn dro drr ebb ebd ebe ebh ebl ebn ebo ebr ed- edb edd ede edh edl edn edo edr eeb eed eee eel een eeo eer ehb ehd ehe ehh ehl ehn eho ehr elb eld ele elh ell eln elo elr en- enb end ene enh enl enn eno enr eo- eob eod eoe eoh eol eon eoo eor erb erd ere erh erl ern ero err hbb hbd hbe hbh hbl hbn hbo hbr hdb hdd hde hdh hdl hdn hdo hdr he- heb hed hee heh hel hen heo her hhb hhd hhe hhh hhl hhn hho hhr hlb hld hle hlh hll hln hlo hlr hnb hnd hne hnh hnl hnn hno hob hod hoe hoh hol hon hoo hor hr- hrb hrd hre hrh hrl hrn hro hrr lbb lbd lbe lbh lbl lbo lbr ldb ldd lde ldh ldl ldn ldo ldr leb led lee leh lel len leo ler lhb lhd lhh lho lhr llb lld lle lll lln llo llr lnb lnd lne lnh lnl lnn lno lnr lob lod loe loh lol lon loo lor lrb lrd lrh lrn lro lrr nbb nbd nbe nbl nbn nbo nbr ndb ndd nde ndh ndl ndn ndo ndr ne- neb ned nee neh nel nen neo ner nhb nhd nhe nhh nhl nhn nhr nlb nld nle nlh nll nln nlo nlr nnb nne nnh nnl nnn nno no- nob nod noe noh nol non noo nor nrb nrd nre nrl nrn nro nrr ob- obb obd obe obh obl obn obo obr odb odd ode odh odl odn odo odr oeb oed oee oeh oel oen oeo oer ohd ohe ohh ohl ohn oho ohr olb old ole oll oln olo on- onb ond one onh onl onn ono onr oo- oob ood ooh ool oon ooo oor or- orb ord ore orh orl orn oro orr rbb rbd rbe rbh rbl rbn rbo rbr rdb rdd rde rdh rdl rdn rdo rdr re- reb red ree reh rel ren reo rer rh- rhb rhd rhe rhh rhl rhn rho rhr rld rle rlh rll rln rlo rlr rnb rnd rnh rnn rno rnr rob rod roe roh rol ron roo ror rrb rrd rrh rrl rrn rrr