-er bbb bbd bbe bbh bbo bbr bdb bdd bde bdh bdo bdr bdv be- beb bed bee beh beo ber bev bhb bhd bhe bhh bho bhr bhv bob bod boe boh boo bor bov brb brd bre brh bro brr brv bvb bvd bve bvh bvo bvr bvv dbb dbd dbe dbh dbo dbr dbv ddb ddd dde ddh ddo ddr de- deb ded dee deh deo der dev dh- dhb dhd dhe dhh dho dhr dob dod doe doh doo dor dov drb drd dre dro drr drv dvb dvd dve dvh dvr ebb ebd ebe ebh ebo ebr ebv ed- edb edd ede edh edo edr eeb eed eee eeo eer eev ehb ehd ehe ehh eho ehr ehv eo- eob eod eoe eoh eoo eor erb erd ere erh ero err erv evb evd eve evh evo evr evv hbb hbd hbe hbh hbo hbr hbv hdb hdd hde hdh hdo hdr hdv he- heb hed hee heh heo her hev hhb hhd hhe hhh hho hhr hhv hob hod hoe hoh hoo hor hov hr- hrb hrd hre hrh hro hrr hrv hv- hvb hvd hvo hvr hvv ob- obb obd obe obh obo obr obv odb odd ode odh odo odr odv oeb oed oee oeh oeo oer ohd ohe ohh oho ohr oo- oob ood ooh ooo oor oov or- orb ord ore orh oro orr orv ov- ovb ovd ove ovh ovo ovv rbb rbd rbe rbh rbo rbr rdb rdd rde rdh rdo rdr rdv re- reb red ree reh reo rer rev rh- rhb rhd rhe rhh rho rhr rhv rob rod roe roh roo ror rov rrb rrd rrh rrr rvb rvd rve rvh rvo rvr rvv v-e vbd vbh vbo vbr vbv vdb vdd vde vdh vdo vdr vdv veb ved vee veh veo ver vh- vhb vhd vhe vho vob vod voe voh voo vor vov vrb vrd vre vrh vrr vvb vvo vvr vvv