-er -ol bbb bbd bbe bbh bbi bbl bbo bbr bdb bdd bde bdh bdi bdl bdo bdr be- beb bed bee beh bei bel beo ber bhb bhd bhe bhh bhi bhl bho bhr bi- bib bid bie bih bii bil bio bir blb bld ble blh bli bll blo blr bob bod boe boh boi bol boo bor brb brd bre brh bri brl bro brr dbb dbd dbe dbh dbi dbl dbo dbr ddb ddd dde ddh ddi ddl ddo ddr de- deb ded dee deh dei del deo der dh- dhb dhd dhe dhh dhi dhl dho dhr di- dib did die dih dii dil dio dir dl- dlb dld dle dlh dli dll dlo dlr dob dod doe doh doi dol doo dor drb drd dre dri drl dro drr ebb ebd ebe ebh ebi ebl ebo ebr ed- edb edd ede edh edi edl edo edr eeb eed eee eel eeo eer ehb ehd ehe ehh ehi ehl eho ehr eib eid eie eii eil eio eir elb eld ele elh eli ell elo elr eo- eob eod eoe eoh eoi eol eoo eor erb erd ere erh eri erl ero err h-i hbb hbd hbe hbh hbi hbl hbo hbr hdb hdd hde hdh hdi hdl hdo hdr he- heb hed hee heh hei hel heo her hhb hhd hhe hhh hhi hhl hho hhr hib hid hie hih hii hil hio hir hlb hld hle hlh hli hll hlo hlr hob hod hoe hoh hoi hol hoo hor hr- hrb hrd hre hrh hri hrl hro hrr i-d ibb ibd ibe ibh ibi ibl ibo ibr idb idd ide idh idi idl ido idr ie- ied iee iei iel ier ihb ihd ihe ihh ihi ihl iho ihr iib iid iie iih iii iil iio iir il- ilb ild ile ilh ili ill ilo ilr io- iob iod ioe ioh ioi iol ioo ior ir- irb ird ire iri irl iro irr lbb lbd lbe lbh lbi lbl lbo lbr ldb ldd lde ldh ldi ldl ldo ldr leb led lee leh lei lel leo ler lhb lhd lhh lhi lho lhr lib lid lie lih lii lil lio lir llb lld lle lli lll llo llr lob lod loe loh loi lol loo lor lrb lrd lrh lri lro lrr o-i ob- obb obd obe obh obi obl obo obr odb odd ode odh odi odl odo odr oeb oed oee oeh oei oel oeo oer ohd ohe ohh ohi ohl oho ohr oib oid oie oii oil oio oir olb old ole oli oll olo oo- oob ood ooh ooi ool ooo oor or- orb ord ore orh ori orl oro orr rbb rbd rbe rbh rbi rbl rbo rbr rdb rdd rde rdh rdi rdl rdo rdr re- reb red ree reh rei rel reo rer rh- rhb rhd rhe rhh rhi rhl rho rhr rib rid rie rih rii ril rio rir rld rle rlh rli rll rlo rlr rob rod roe roh roi rol roo ror rrb rrd rrh rri rrl rrr