-ji fff ffi ffo ffr fft fif fii fij fir fit fji fof foi foo for fot frf fri frj fro frr frt ftf fti fto ftr ftt i-f iff ifi ifo ifr ift iif iii iij iio iir iit ijf iji ijo ijt io- iof ioi ioj ioo ior iot ir- irf iri irj iro irr irt itf iti itj ito itt j-i jff jfi jfj jfo jfr jft jif jii jij jio jir jit jjf jjj jjr jof joi joj joo jor jot jrf jri jro jrr jrt jtf jti jtr jtt o-i of- off ofi ofo ofr oft oif oii oio oir oit oji ojo oo- oof ooi ooo oor oot or- orf ori oro orr ort ot- otf oti oto otr ott rff rfi rfj rfo rfr rft rif rii rio rir rit rjf rjr rof roi roj roo ror rot rrf rri rrr rrt rtf rti rtj rto rtr rtt tff tfi tfj tfo tfr tft tif tii tio tir tit tjf tji tjo tjr to- tof toi toj too tor tot trf tri tro trr trt ttf tti tto ttr ttt