ddd ddi ddo ddq ddr dds ddt ddu ddy di- did dii dio diq dir dis dit diu diy dod doi doo doq dor dos dot dou doy dqs drd dri dro drq drr drs drt dru dry dsd dsi dso dsq dsr dss dst dsu dsy dtd dti dto dtr dts dtt dtu dty dud dui duo dur dus dut duy dy- dyd dyo dyr dys dyu dyy i-d idd idi ido idq idr ids idt idu idy iid iii iio iir iis iit iiu io- iod ioi ioo ior ios iot iou iqd iqs iqt iqu ir- ird iri iro irq irr irs irt iru iry is- isd isi iso isq isr iss ist isu isy itd iti ito itq its itt itu ity iu- iud iui iur ius iut iyo iyr iys iyt iyy o-i odd odi odo odr ods odt odu oid oii oio oir ois oit oiu oo- ood ooi ooo oor oos oot oqo or- ord ori oro orr ors ort oru ory os- osd osi oso osq osr oss ost osu ot- otd oti oto otr ots ott otu ou- oud oui ouo our ous out oyd oyi oyo oys qdr qds qdt qid qio qir qis qit qiu qoi qoo qor qos qqq qqu qri qrs qrt qru qsd qsi qso qsr qst qtd qti qto qtq qtr qts qty qu- qud qui quo qur qus qut quy rdd rdi rdo rdr rds rdt rdu rdy rid rii rio riq rir ris rit riy rod roi roo ror ros rot rou roy rqs rrd rri rrq rrr rrs rrt rru rsd rsi rso rsq rsr rss rst rsu rtd rti rto rtq rtr rts rtt rtu rty rud rui ruo rur rus rut ruu ruy ry- ryd ryo ryr rys ryu ryy sdd sdi sdo sdq sdr sds sdt sdu sdy sid sii sio siq sir sis sit siu sod soi soo soq sor sos sot sou soy sqd sqi sqq sqr sqs sr- srd sri sro srq srr srs srt sry ss- ssd ssi sso ssq ssr sss sst ssu std sti sto stq str sts stt stu sty sud sui suo suq sur sus sut suu suy sy- syd syi syr sys syt syu tdd tdi tdo tdr tds tdt tdu tdy tid tii tio tir tis tit tiu tiy to- tod toi too toq tor tos tot tou toy tqo trd tri tro trq trr trs trt tru try tsd tsi tso tsq tsr tss tst tsu tsy ttd tti tto ttr tts ttt ttu tty tud tui tuo tur tus tut tuu tuy tyd tyo tyr tys tyt udd udi udo udr uds udt udu uid uii uio uiq uir uis uit uiu uod uoo uor uos uot ur- urd uri uro urr urs urt uru ury usd usi uso usr uss ust usu utd uti uto utr uts utt utu uty uur uus uut uuu uyi uyo uys uyu ydo yds ydt ydy yid yii yio yiq yir yis yit yod yoi yoo yor yos yot you yoy yqr yqt yro yrs yrt yru ysi yso ysr yss yst ysu ysy ytd yto ytr yts ytt ytu yud yui yuo yur yus yut yuu yuy yys yyt yyu yyy