ddd ddf ddi ddo ddp ddr ddt ddy dfd dff dfi dfo dfp dfr dft di- did dif dii dio dip dir dit diy dod dof doi doo dop dor dot doy dpd dpf dpi dpo dpp dpr dpt drd dri dro drp drr drt dry dtd dtf dti dto dtp dtr dtt dty dy- dyd dyo dyp dyr dyy fdd fdf fdi fdo fdp fdr fdt ffd fff ffi ffo ffp ffr fft ffy fid fif fii fip fir fit fof foi foo fop for fot foy fpd fpi fpo fpp fpr fpt fpy frd frf fri fro frp frr frt fry ftd ftf fti fto ftp ftr ftt fty fy- fyi fyo fyp i-d i-f idd idf idi ido idp idr idt idy ifd iff ifi ifo ifp ifr ift ify iid iif iii iio iip iir iit io- iod iof ioi ioo iop ior iot ipd ipf ipi ipo ipp ipr ipt ipy ir- ird irf iri iro irp irr irt iry itd itf iti ito itp itt ity iyo iyr iyt iyy o-i odd odf odi odo odp odr odt of- ofd off ofi ofo ofp ofr oft oid oif oii oio oip oir oit oo- ood oof ooi ooo oop oor oot op- opd opf opi opo opp opr opt opy or- ord orf ori oro orp orr ort ory ot- otd otf oti oto otp otr ott oyd oyi oyo p-p pdd pdf pdi pdo pdp pdr pdt pfd pff pfi pfo pfp pfr pft pfy pid pif pii pio pip pir pit pod pof poi poo pop por pot poy ppd ppf ppi ppo ppp ppr ppt prd prf pri pro prp prr prt pry pt- ptd ptf pti pto ptp ptr ptt pty py- pyd pyf pyo pyr pyt rdd rdf rdi rdo rdp rdr rdt rdy rfd rff rfi rfo rfp rfr rft rid rif rii rio rip rir rit riy rod rof roi roo rop ror rot roy rpd rpf rpi rpo rpp rpr rpt rrd rrf rri rrp rrr rrt rtd rtf rti rto rtp rtr rtt rty ry- ryd ryf ryo ryr ryy tdd tdf tdi tdo tdp tdr tdt tdy tfd tff tfi tfo tfp tfr tft tid tif tii tio tip tir tit tiy to- tod tof toi too top tor tot toy tpd tpf tpi tpo tpp tpr tpt trd trf tri tro trp trr trt try ttd ttf tti tto ttp ttr ttt tty tyd tyf tyo typ tyr tyt ydo ydt ydy yfd yff yfr yft yid yif yii yio yip yir yit yod yof yoi yoo yop yor yot yoy ypd ypf ypo yrf yro yrp yrt ytd ytf yto ytp ytr ytt yyf yyt yyy