-er bbb bbd bbe bbh bbn bbo bbr bdb bdd bde bdh bdo bdr bdv be- beb bed bee beh ben beo ber bev bhb bhd bhe bhh bho bhr bhv bnb bnd bne bnn bno bnr bnv bob bod boe boh bon boo bor bov brb brd bre brh brn bro brr brv bvb bvd bve bvh bvn bvo bvr bvv dbb dbd dbe dbh dbn dbo dbr dbv ddb ddd dde ddh ddn ddo ddr de- deb ded dee deh den deo der dev dh- dhb dhd dhe dhh dho dhr dnb dnd dne dnh dnn dno dnr dob dod doe doh don doo dor dov drb drd dre drn dro drr drv dvb dvd dve dvh dvn dvr ebb ebd ebe ebh ebn ebo ebr ebv ed- edb edd ede edh edn edo edr eeb eed eee een eeo eer eev ehb ehd ehe ehh ehn eho ehr ehv en- enb end ene enh enn eno enr env eo- eob eod eoe eoh eon eoo eor erb erd ere erh ern ero err erv evb evd eve evh evn evo evr evv hbb hbd hbe hbh hbn hbo hbr hbv hdb hdd hde hdh hdn hdo hdr hdv he- heb hed hee heh hen heo her hev hhb hhd hhe hhh hhn hho hhr hhv hnb hnd hne hnh hnn hno hnv hob hod hoe hoh hon hoo hor hov hr- hrb hrd hre hrh hrn hro hrr hrv hv- hvb hvd hvn hvo hvr hvv nbb nbd nbe nbn nbo nbr nbv ndb ndd nde ndh ndn ndo ndr ndv ne- neb ned nee neh nen neo ner nev nhb nhd nhe nhh nhn nhr nhv nnb nne nnh nnn nno nnv no- nob nod noe noh non noo nor nov nrb nrd nre nrn nro nrr nrv nvb nvd nve nvh nvn nvv ob- obb obd obe obh obn obo obr obv odb odd ode odh odn odo odr odv oeb oed oee oeh oen oeo oer ohd ohe ohh ohn oho ohr on- onb ond one onh onn ono onr oo- oob ood ooh oon ooo oor oov or- orb ord ore orh orn oro orr orv ov- ovb ovd ove ovh ovo ovv rbb rbd rbe rbh rbn rbo rbr rdb rdd rde rdh rdn rdo rdr rdv re- reb red ree reh ren reo rer rev rh- rhb rhd rhe rhh rhn rho rhr rhv rnb rnd rnh rnn rno rnr rnv rob rod roe roh ron roo ror rov rrb rrd rrh rrn rrr rvb rvd rve rvh rvn rvo rvr rvv v-e vbd vbh vbo vbr vbv vdb vdd vde vdh vdo vdr vdv veb ved vee veh ven veo ver vh- vhb vhd vhe vho vn- vnd vno vnr vnv vob vod voe voh von voo vor vov vrb vrd vre vrh vrn vrr vvb vvo vvr vvv