ddd ddf ddi ddn ddr ddu dfd dff dfi dfn dfr dfu di- did dif dii din dir diu dnd dnf dni dnn dnr drd dri drn drr dru dud duf dui dun dur fdd fdf fdi fdn fdr fdu ffd fff ffi ffn ffr ffu fid fif fii fin fir fiu fnd fnf fni fnn fnr fnu frd frf fri frn frr fru fud fuf fui fun fur fuu i-d i-f idd idf idi idn idr idu ifd iff ifi ifn ifr ifu iid iif iii iin iir iiu in- ind inf ini inn inr inu ir- ird irf iri irn irr iru iu- iud iui iur n-i ndd ndf ndi ndn ndr ndu nfd nff nfi nfn nfr nfu nid nif nii nin nir niu nnf nni nnn nnu nrd nrf nri nrn nrr nru nud nui nun nur nuu rdd rdf rdi rdn rdr rdu rfd rff rfi rfn rfr rfu rid rif rii rin rir rnd rni rnn rnr rnu rrd rrf rri rrn rrr rru rud ruf rui run rur ruu udd udf udi udn udr udu ufd uff ufi ufn ufr ufu uid uif uii uin uir uiu un- und unf uni unn unr unu ur- urd urf uri urn urr uru uun uur uuu