-up ddd ddi ddp ddr ddt ddu ddy di- did dii dip dir dit diu diy dpd dpi dpp dpr dpt dpu drd dri drp drr drt dru dry dtd dti dtp dtr dtt dtu dty dud dui dup dur dut duy dy- dyd dyp dyr dyu dyy i-d idd idi idp idr idt idu idy iid iii iip iir iit iiu ipd ipi ipp ipr ipt ipu ipy ir- ird iri irp irr irt iru iry itd iti itp itt itu ity iu- iud iui iup iur iut iyr iyt iyy p-p pdd pdi pdp pdr pdt pdu pid pii pip pir pit piu ppd ppi ppp ppr ppt ppu prd pri prp prr prt pru pry pt- ptd pti ptp ptr ptt ptu pty pud pui pup pur put puu puy py- pyd pyr pyt pyu rdd rdi rdp rdr rdt rdu rdy rid rii rip rir rit riy rpd rpi rpp rpr rpt rpu rrd rri rrp rrr rrt rru rtd rti rtp rtr rtt rtu rty rud rui rup rur rut ruu ruy ry- ryd ryr ryu ryy tdd tdi tdp tdr tdt tdu tdy tid tii tip tir tit tiu tiy tpd tpi tpp tpr tpt tpu trd tri trp trr trt tru try ttd tti ttp ttr ttt ttu tty tud tui tup tur tut tuu tuy tyd typ tyr tyt udd udi udp udr udt udu uid uii uip uir uit uiu up- upd upi upp upr upt upu ur- urd uri urp urr urt uru ury utd uti utp utr utt utu uty uur uut uuu uyi uyu ydt ydy yid yii yip yir yit ypd ypu yrp yrt yru ytd ytp ytr ytt ytu yud yui yup yur yut yuu yuy yyt yyu yyy