-er -th bbb bbd bbe bbh bbi bbo bbr bbt bdb bdd bde bdh bdi bdo bdr bdt be- beb bed bee beh bei beo ber bet bhb bhd bhe bhh bhi bho bhr bht bi- bib bid bie bih bii bio bir bit bob bod boe boh boi boo bor bot brb brd bre brh bri bro brr brt btb btd bte bth bti bto btr btt dbb dbd dbe dbh dbi dbo dbr dbt ddb ddd dde ddh ddi ddo ddr ddt de- deb ded dee deh dei deo der det dh- dhb dhd dhe dhh dhi dho dhr dht di- dib did die dih dii dio dir dit dob dod doe doh doi doo dor dot drb drd dre dri dro drr drt dtb dtd dte dth dti dto dtr dtt ebb ebd ebe ebh ebi ebo ebr ebt ed- edb edd ede edh edi edo edr edt eeb eed eee eeo eer eet ehb ehd ehe ehh ehi eho ehr eht eib eid eie eii eio eir eit eo- eob eod eoe eoh eoi eoo eor eot erb erd ere erh eri ero err ert etb etd ete eth eti eto etr ett h-i hbb hbd hbe hbh hbi hbo hbr hbt hdb hdd hde hdh hdi hdo hdr hdt he- heb hed hee heh hei heo her het hhb hhd hhe hhh hhi hho hhr hht hib hid hie hih hii hio hir hit hob hod hoe hoh hoi hoo hor hot hr- hrb hrd hre hrh hri hro hrr hrt htb htd hte hth hti hto htr htt i-d ibb ibd ibe ibh ibi ibo ibr ibt idb idd ide idh idi ido idr idt ie- ied iee iei ier iet ihb ihd ihe ihh ihi iho ihr iht iib iid iie iih iii iio iir iit io- iob iod ioe ioh ioi ioo ior iot ir- irb ird ire iri iro irr irt itb itd ite ith iti ito itt o-i ob- obb obd obe obh obi obo obr obt odb odd ode odh odi odo odr odt oeb oed oee oeh oei oeo oer oet ohd ohe ohh ohi oho ohr oht oib oid oie oii oio oir oit oo- oob ood ooh ooi ooo oor oot or- orb ord ore orh ori oro orr ort ot- otb otd ote oth oti oto otr ott rbb rbd rbe rbh rbi rbo rbr rbt rdb rdd rde rdh rdi rdo rdr rdt re- reb red ree reh rei reo rer ret rh- rhb rhd rhe rhh rhi rho rhr rht rib rid rie rih rii rio rir rit rob rod roe roh roi roo ror rot rrb rrd rrh rri rrr rrt rtb rtd rte rti rto rtr rtt tbb tbd tbe tbh tbi tbo tbr tbt tdb tdd tde tdh tdi tdo tdr tdt te- teb ted tee teh tei teo ter tet th- thb thd the thh thi tho thr tht tib tid tie tih tii tio tir tit to- tob tod toe toh toi too tor tot trb trd tre trh tri tro trr trt ttb ttd tte tth tti tto ttr ttt