ddd ddi ddn ddo ddr dds di- did dii din dio dir dis div dnd dni dnn dno dnr dns dod doi don doo dor dos dov drd dri drn dro drr drs drv dsd dsi dsn dso dsr dss dsv dvd dvi dvn dvr dvs i-d i-v idd idi idn ido idr ids idv iid iii iin iio iir iis in- ind ini inn ino inr ins inv io- iod ioi ion ioo ior ios iov ir- ird iri irn iro irr irs irv is- isd isi isn iso isr iss isv ivd ivi ivo ivr ivs ivv n-i ndd ndi ndn ndo ndr nds ndv nid nii nin nio nir nis niv nni nnn nno nns nnv no- nod noi non noo nor nos nov nrd nri nrn nro nrr nrs nrv nsd nsi nsn nso nsr nss nsv nvd nvi nvn nvv o-i odd odi odn odo odr ods odv oid oii oin oio oir ois oiv on- ond oni onn ono onr ons oo- ood ooi oon ooo oor oos oov or- ord ori orn oro orr ors orv os- osd osi osn oso osr oss osv ov- ovd ovi ovo ovs ovv rdd rdi rdn rdo rdr rds rdv rid rii rin rio rir ris riv rnd rni rnn rno rnr rns rnv rod roi ron roo ror ros rov rrd rri rrn rrr rrs rsd rsi rsn rso rsr rss rsv rvd rvi rvn rvo rvr rvs rvv sdd sdi sdn sdo sdr sds sdv sid sii sin sio sir sis siv snd sni snn sno snr sns snv sod soi son soo sor sos sov sr- srd sri srn sro srr srs srv ss- ssd ssi ssn sso ssr sss ssv svd svi svn svo svr svs svv vdd vdi vdo vdr vds vdv vi- vid vii vin vio vir vis viv vn- vnd vni vno vnr vns vnv vod voi von voo vor vos vov vrd vri vrn vrr vrs vsd vsi vsn vso vsr vss vsv vvi vvo vvr vvs vvv