ddd ddf ddi ddn ddr dfd dff dfi dfn dfr di- did dif dii din dir dnd dnf dni dnn dnr drd dri drn drr fdd fdf fdi fdn fdr ffd fff ffi ffn ffr fid fif fii fin fir fnd fnf fni fnn fnr frd frf fri frn frr i-d i-f idd idf idi idn idr ifd iff ifi ifn ifr iid iif iii iin iir in- ind inf ini inn inr ir- ird irf iri irn irr n-i ndd ndf ndi ndn ndr nfd nff nfi nfn nfr nid nif nii nin nir nnf nni nnn nrd nrf nri nrn nrr rdd rdf rdi rdn rdr rfd rff rfi rfn rfr rid rif rii rin rir rnd rni rnn rnr rrd rrf rri rrn rrr