ddd ddf ddi ddk ddt dfd dff dfi dfk dft di- did dif dii dik dit dki dkk dkt dtd dtf dti dtk dtt fdd fdf fdi fdk fdt ffd fff ffi ffk fft fid fif fii fik fit fkf fki fkk fkt ftd ftf fti ftk ftt i-d i-f idd idf idi idk idt ifd iff ifi ift iid iif iii iit ikf iki ikk ikt itd itf iti itk itt k-t kdf kdk kdt kfd kff kfi kid kif kii kik kit kki kkk kkt ktf ktk ktt tdd tdf tdi tdk tdt tfd tff tfi tfk tft tid tif tii tik tit tkk tkt ttd ttf tti ttk ttt

dddd dfdt didi dif- diff diii diki diti ditt dkid dtki f--k fdti ffff ffii fftf fidf fiff fifi fift fiii fiki fiti fitt ftdi ftii idid ifid ifit iiii iiit iitt ikid ikki itif ittf k-id kddd kddf kddi kddk kdfi kdft kdkd kdkk kdkt kdtd kdti kfff kffk kfit kfti kftk kftt kidd kidi kidk kiff kift kiid kiii kiik kiit kikd kikf kiki kikk kikt kiti kitt kkdd kkdt kkfi kkft kkid kkik kkit kkkk kktk ktdd ktdf ktdk ktfi ktik ktkk ktkt kttf ktti kttk kttt tdff tidd tiff tift tiit tiki titi titt ttff tttt

ddddd didit dikti dittd ditti fitit if-- ifttt iiiii iitti itdid itfit ittti kiiki kikki kitki kitti ti-ti tikit tikki titii titik titti ttttt

diii-d dikdik fitkid fitkit fittit ididit kidfit kikiki kikkik tiff-f

dik-dik fit-fit kif-kif ktfd-dt ktff-dt ktfk-dt

i-ii-iii ifididit tf-idf tikitiki

ddddddddd itik-itik