ddd ddi ddn ddo ddp ddr dds di- did dii din dio dip dir dis div dnd dni dnn dno dnp dnr dns dod doi don doo dop dor dos dov dpd dpi dpn dpo dpp dpr dps dpv drd dri drn dro drp drr drs drv dsd dsi dsn dso dsp dsr dss dsv dvd dvi dvn dvp dvr dvs i-d i-v idd idi idn ido idp idr ids idv iid iii iin iio iip iir iis in- ind ini inn ino inp inr ins inv io- iod ioi ion ioo iop ior ios iov ipd ipi ipn ipo ipp ipr ips ipv ir- ird iri irn iro irp irr irs irv is- isd isi isn iso isp isr iss isv ivd ivi ivo ivp ivr ivs ivv n-i ndd ndi ndn ndo ndp ndr nds ndv nid nii nin nio nip nir nis niv nni nnn nno nnp nns nnv no- nod noi non noo nop nor nos nov npd npi npn npo npp npr nps npv nrd nri nrn nro nrp nrr nrs nrv nsd nsi nsn nso nsp nsr nss nsv nvd nvi nvn nvp nvv o-i odd odi odn odo odp odr ods odv oid oii oin oio oip oir ois oiv on- ond oni onn ono onp onr ons oo- ood ooi oon ooo oop oor oos oov op- opd opi opn opo opp opr ops opv or- ord ori orn oro orp orr ors orv os- osd osi osn oso osp osr oss osv ov- ovd ovi ovo ovp ovs ovv p-p pdd pdi pdn pdo pdp pdr pds pdv pid pii pin pio pip pir pis piv pn- pnd pni pnn pno pnp pnr pns pnv pod poi pon poo pop por pos pov ppd ppi ppn ppo ppp ppr pps ppv prd pri prn pro prp prr prs prv ps- psd psi psn pso psp psr pss psv pvd pvi pvn pvo pvp pvr pvs pvv rdd rdi rdn rdo rdp rdr rds rdv rid rii rin rio rip rir ris riv rnd rni rnn rno rnp rnr rns rnv rod roi ron roo rop ror ros rov rpd rpi rpn rpo rpp rpr rps rpv rrd rri rrn rrp rrr rrs rsd rsi rsn rso rsp rsr rss rsv rvd rvi rvn rvo rvp rvr rvs rvv sdd sdi sdn sdo sdp sdr sds sdv sid sii sin sio sip sir sis siv snd sni snn sno snp snr sns snv sod soi son soo sop sor sos sov spd spi spn spo spp spr sps spv sr- srd sri srn sro srp srr srs srv ss- ssd ssi ssn sso ssp ssr sss ssv svd svi svn svo svp svr svs svv vdd vdi vdo vdp vdr vds vdv vi- vid vii vin vio vip vir vis viv vn- vnd vni vno vnp vnr vns vnv vod voi von voo vop vor vos vov vpd vpi vpn vpo vpp vpr vps vrd vri vrn vrp vrr vrs vsd vsi vsn vso vsp vsr vss vsv vvi vvo vvr vvs vvv