ddd ddi ddk ddn ddo ddr dds di- did dii dik din dio dir dis div dki dkk dko dkr dks dnd dni dnk dnn dno dnr dns dod doi dok don doo dor dos dov drd dri drk drn dro drr drs drv dsd dsi dsk dsn dso dsr dss dsv dvd dvi dvk dvn dvr dvs i-d i-v idd idi idk idn ido idr ids idv iid iii iin iio iir iis iki ikk iko ikr iks ikv in- ind ini ink inn ino inr ins inv io- iod ioi ion ioo ior ios iov ir- ird iri irk irn iro irr irs irv is- isd isi isk isn iso isr iss isv ivd ivi ivo ivr ivs ivv kdk kdo kdr kds kid kii kik kin kio kir kis kiv kki kkk kkn kkr kks kkv kn- knd kni knk knn kno knr kod koi kok kon koo kor kos krd kri krk krn kro krr krs krv ksd ksi ksk ksn kso ksr kss ksv kvi kvk kvn kvo kvr kvs kvv n-i ndd ndi ndk ndn ndo ndr nds ndv nid nii nik nin nio nir nis niv nki nkk nkn nko nkr nks nni nnk nnn nno nns nnv no- nod noi nok non noo nor nos nov nrd nri nrk nrn nro nrr nrs nrv nsd nsi nsk nsn nso nsr nss nsv nvd nvi nvk nvn nvv o-i odd odi odn odo odr ods odv oid oii oik oin oio oir ois oiv okd oki okk oko okr oks on- ond oni onk onn ono onr ons oo- ood ooi ook oon ooo oor oos oov or- ord ori ork orn oro orr ors orv os- osd osi osk osn oso osr oss osv ov- ovd ovi ovo ovs ovv rdd rdi rdn rdo rdr rds rdv rid rii rik rin rio rir ris riv rkk rko rks rkv rnd rni rnn rno rnr rns rnv rod roi rok ron roo ror ros rov rrd rri rrk rrn rrr rrs rsd rsi rsk rsn rso rsr rss rsv rvd rvi rvn rvo rvr rvs rvv sdd sdi sdk sdn sdo sdr sds sdv sid sii sik sin sio sir sis siv sk- skd ski skk sko skr sks snd sni snk snn sno snr sns snv sod soi sok son soo sor sos sov sr- srd sri srk srn sro srr srs srv ss- ssd ssi ssk ssn sso ssr sss ssv svd svi svk svn svo svr svs svv vdd vdi vdk vdo vdr vds vdv vi- vid vii vik vin vio vir vis viv vn- vnd vni vno vnr vns vnv vod voi vok von voo vor vos vov vrd vri vrk vrn vrr vrs vsd vsi vsk vsn vso vsr vss vsv vvi vvo vvr vvs vvv