ddd ddi ddn ddo ddr dds di- did dii din dio dir dis dnd dni dnn dno dnr dns dod doi don doo dor dos drd dri drn dro drr drs dsd dsi dsn dso dsr dss i-d idd idi idn ido idr ids iid iii iin iio iir iis in- ind ini inn ino inr ins io- iod ioi ion ioo ior ios ir- ird iri irn iro irr irs is- isd isi isn iso isr iss n-i ndd ndi ndn ndo ndr nds nid nii nin nio nir nis nni nnn nno nns no- nod noi non noo nor nos nrd nri nrn nro nrr nrs nsd nsi nsn nso nsr nss o-i odd odi odn odo odr ods oid oii oin oio oir ois on- ond oni onn ono onr ons oo- ood ooi oon ooo oor oos or- ord ori orn oro orr ors os- osd osi osn oso osr oss rdd rdi rdn rdo rdr rds rid rii rin rio rir ris rnd rni rnn rno rnr rns rod roi ron roo ror ros rrd rri rrn rrr rrs rsd rsi rsn rso rsr rss sdd sdi sdn sdo sdr sds sid sii sin sio sir sis snd sni snn sno snr sns sod soi son soo sor sos sr- srd sri srn sro srr srs ss- ssd ssi ssn sso ssr sss