ddd ddf ddi ddo ddr ddt dfd dff dfi dfo dfr dft di- did dif dii dio dir dit dod dof doi doo dor dot drd dri dro drr drt dtd dtf dti dto dtr dtt fdd fdf fdi fdo fdr fdt ffd fff ffi ffo ffr fft fid fif fii fir fit fof foi foo for fot frd frf fri fro frr frt ftd ftf fti fto ftr ftt i-d i-f idd idf idi ido idr idt ifd iff ifi ifo ifr ift iid iif iii iio iir iit io- iod iof ioi ioo ior iot ir- ird irf iri iro irr irt itd itf iti ito itt o-i odd odf odi odo odr odt of- ofd off ofi ofo ofr oft oid oif oii oio oir oit oo- ood oof ooi ooo oor oot or- ord orf ori oro orr ort ot- otd otf oti oto otr ott rdd rdf rdi rdo rdr rdt rfd rff rfi rfo rfr rft rid rif rii rio rir rit rod rof roi roo ror rot rrd rrf rri rrr rrt rtd rtf rti rto rtr rtt tdd tdf tdi tdo tdr tdt tfd tff tfi tfo tfr tft tid tif tii tio tir tit to- tod tof toi too tor tot trd trf tri tro trr trt ttd ttf tti tto ttr ttt