ddd ddm ddo ddr ddt ddu ddy dmd dmm dmo dmr dmt dmu dod dom doo dor dot dou doy drd drm dro drr drt dru dry dtd dtm dto dtr dtt dtu dty dud dum duo dur dut duy dy- dyd dym dyo dyr dyu dyy m-o m-r mdd mdm mdo mdr mdt mdu mdy mmd mmm mmo mmr mmt mmu mod mom moo mor mot mou moy mrd mrm mro mrr mrt mru mry mtd mtm mto mtr mtt mtu mud mum mur mut muu muy my- myd mym myo myr myt myu odd odm odo odr odt odu om- omd omm omo omr omt omu omy oo- ood oom ooo oor oot or- ord orm oro orr ort oru ory ot- otd otm oto otr ott otu ou- oud oum ouo our out oyd oyo rdd rdm rdo rdr rdt rdu rdy rmd rmm rmo rmr rmt rod rom roo ror rot rou roy rrd rrm rrr rrt rru rtd rtm rto rtr rtt rtu rty rud rum ruo rur rut ruu ruy ry- ryd rym ryo ryr ryu ryy tdd tdm tdo tdr tdt tdu tdy tmd tmm tmo tmr tmt tmu tmy to- tod tom too tor tot tou toy trd trm tro trr trt tru try ttd ttm tto ttr ttt ttu tty tud tum tuo tur tut tuu tuy tyd tym tyo tyr tyt udd udm udo udr udt udu um- umd umm umo umr umt umu uod uom uoo uor uot ur- urd urm uro urr urt uru ury utd utm uto utr utt utu uty uum uur uut uuu uyo uyu ydo ydt ydy ymm ymo ymt yod yom yoo yor yot you yoy yro yrt yru ytd ytm yto ytr ytt ytu yud yum yuo yur yut yuu yuy yyt yyu yyy