ddd ddm ddn ddo dds ddt ddy dmd dmm dmn dmo dms dmt dnd dnm dnn dno dns dnt dny dod dom don doo dos dot doy dsd dsm dsn dso dss dst dsy dtd dtm dtn dto dts dtt dty dy- dyd dym dyn dyo dys dyy m-o mdd mdm mdn mdo mds mdt mdy mmd mmm mmn mmo mms mmt mnm mnn mno mns mnt mod mom mon moo mos mot moy msd msm msn mso mss mst msy mtd mtm mtn mto mts mtt my- myd mym myn myo mys myt ndd ndm ndn ndo nds ndt ndy nmd nmm nmn nmo nms nmt nnm nnn nno nns nnt no- nod nom non noo nos not noy nsd nsm nsn nso nss nst nsy ntd ntm ntn nto nts ntt nyd nym nyn nyo nys nyt nyy odd odm odn odo ods odt om- omd omm omn omo oms omt omy on- ond onn ono ons ont ony oo- ood oom oon ooo oos oot os- osd osm osn oso oss ost ot- otd otm otn oto ots ott oyd oyo oys sdd sdm sdn sdo sds sdt sdy smd smm smn smo sms smt smy snd snm snn sno sns snt sny sod som son soo sos sot soy ss- ssd ssm ssn sso sss sst std stm stn sto sts stt sty sy- syd sym syn sys syt tdd tdm tdn tdo tds tdt tdy tmd tmm tmn tmo tms tmt tmy tnd tnm tnn tno tns tnt to- tod tom ton too tos tot toy tsd tsm tsn tso tss tst tsy ttd ttm ttn tto tts ttt tty tyd tym tyn tyo tys tyt ydn ydo yds ydt ydy ymm ymo yms ymt ynd ynn yns yny yod yom yon yoo yos yot yoy ysm yso yss yst ysy ytd ytm ytn yto yts ytt yys yyt yyy