ddd ddn ddo ddr dds ddy ddz dnd dnn dno dnr dns dny dnz dod don doo dor dos doy doz drd drn dro drr drs dry drz dsd dsn dso dsr dss dsy dsz dy- dyd dyn dyo dyr dys dyy dzd dzo dzr dzs ndd ndn ndo ndr nds ndy nnn nno nns nnz no- nod non noo nor nos noy noz nrd nrn nro nrr nrs nry nrz nsd nsn nso nsr nss nsy nsz nyd nyn nyo nys nyy nzd nzo nzs nzz odd odn odo odr ods on- ond onn ono onr ons ony oo- ood oon ooo oor oos or- ord orn oro orr ors ory orz os- osd osn oso osr oss oyd oyo oys ozo ozs ozz rdd rdn rdo rdr rds rdy rnd rnn rno rnr rns rny rnz rod ron roo ror ros roy roz rrd rrn rrr rrs rsd rsn rso rsr rss ry- ryd ryn ryo ryr rys ryy ryz rzo rzy sdd sdn sdo sdr sds sdy sdz snd snn sno snr sns sny sod son soo sor sos soy soz sr- srd srn sro srr srs sry ss- ssd ssn sso ssr sss ssz sy- syd syn syr sys szd szr ydn ydo yds ydy ynd ynn yns yny yod yon yoo yor yos yoy yrn yro yrs yso ysr yss ysy ysz yys yyy yyz yzr yzy zds znd znn zno zns zo- zod zon zoo zor zos zro zrs zsz zzr zzs zzy zzz