-er bbb bbd bbe bbg bbn bbo bbr bbt bdb bdd bde bdg bdo bdr bdt be- beb bed bee beg ben beo ber bet bgb bgd bge bgg bgn bgo bgr bgt bnb bnd bne bng bnn bno bnr bnt bob bod boe bog bon boo bor bot brb brd bre brg brn bro brr brt btb btd bte btg btn bto btr btt dbb dbd dbe dbg dbn dbo dbr dbt ddb ddd dde ddg ddn ddo ddr ddt de- deb ded dee deg den deo der det dgd dge dgg dgn dgr dgt dnb dnd dne dng dnn dno dnr dnt dob dod doe dog don doo dor dot drb drd dre drg drn dro drr drt dtb dtd dte dtg dtn dto dtr dtt ebb ebd ebe ebg ebn ebo ebr ebt ed- edb edd ede edg edn edo edr edt eeb eed eee eeg een eeo eer eet egb egd ege egg egn ego egr egt en- enb end ene eng enn eno enr ent eo- eob eod eoe eog eon eoo eor eot erb erd ere erg ern ero err ert etb etd ete etg etn eto etr ett g-d gbd gbe gbg gbn gbo gbr gbt gdb gdd gde gdn gdo gdr gdt ge- geb ged gee geg gen geo ger get ggb ggd ggg ggn ggo ggr ggt gnb gnd gne gnn gno gnr gnt gob god goe gog gon goo gor got grb grd gre grg grn gro grr grt gtb gtd gte gtg gtn gto gtr gtt nbb nbd nbe nbg nbn nbo nbr nbt ndb ndd nde ndg ndn ndo ndr ndt ne- neb ned nee neg nen neo ner net ngb ngd nge ngg ngn ngo ngt nnb nne nng nnn nno nnt no- nob nod noe nog non noo nor not nrb nrd nre nrg nrn nro nrr nrt ntb ntd nte ntg ntn nto ntr ntt ob- obb obd obe obg obn obo obr obt odb odd ode odg odn odo odr odt oeb oed oee oeg oen oeo oer oet ogd oge ogg ogn ogo ogt on- onb ond one ong onn ono onr ont oo- oob ood oog oon ooo oor oot or- orb ord ore org orn oro orr ort ot- otb otd ote otg otn oto otr ott rbb rbd rbe rbg rbn rbo rbr rbt rdb rdd rde rdg rdn rdo rdr rdt re- reb red ree reg ren reo rer ret rgb rgd rge rgg rgn rgo rgr rgt rnb rnd rng rnn rno rnr rnt rob rod roe rog ron roo ror rot rrb rrd rrg rrn rrr rrt rtb rtd rte rtg rtn rto rtr rtt tbb tbd tbe tbg tbn tbo tbr tbt tdb tdd tde tdg tdn tdo tdr tdt te- teb ted tee teg ten teo ter tet tgb tge tgg tgn tgo tgr tgt tnb tnd tne tng tnn tno tnr tnt to- tob tod toe tog ton too tor tot trb trd tre trg trn tro trr trt ttb ttd tte ttg ttn tto ttr ttt