ddd ddf ddo ddr dds ddt ddu dfd dff dfo dfr dfs dft dfu dod dof doo dor dos dot dou drd dro drr drs drt dru dsd dsf dso dsr dss dst dsu dtd dtf dto dtr dts dtt dtu dud duf duo dur dus dut fdd fdf fdo fdr fds fdt fdu ffd fff ffo ffr ffs fft ffu fof foo for fos fot fou frd frf fro frr frs frt fru fsd fsf fso fsr fss fst fsu ftd ftf fto ftr fts ftt ftu fud fuf fuo fur fus fut fuu odd odf odo odr ods odt odu of- ofd off ofo ofr ofs oft ofu oo- ood oof ooo oor oos oot or- ord orf oro orr ors ort oru os- osd osf oso osr oss ost osu ot- otd otf oto otr ots ott otu ou- oud ouf ouo our ous out rdd rdf rdo rdr rds rdt rdu rfd rff rfo rfr rfs rft rfu rod rof roo ror ros rot rou rrd rrf rrr rrs rrt rru rsd rsf rso rsr rss rst rsu rtd rtf rto rtr rts rtt rtu rud ruf ruo rur rus rut ruu sdd sdf sdo sdr sds sdt sdu sfd sff sfo sfr sfs sft sfu sod sof soo sor sos sot sou sr- srd srf sro srr srs srt ss- ssd ssf sso ssr sss sst ssu std stf sto str sts stt stu sud suf suo sur sus sut suu tdd tdf tdo tdr tds tdt tdu tfd tff tfo tfr tfs tft tfu to- tod tof too tor tos tot tou trd trf tro trr trs trt tru tsd tsf tso tsr tss tst tsu ttd ttf tto ttr tts ttt ttu tud tuf tuo tur tus tut tuu udd udf udo udr uds udt udu ufd uff ufo ufr ufs uft ufu uod uoo uor uos uot ur- urd urf uro urr urs urt uru usd usf uso usr uss ust usu utd utf uto utr uts utt utu uur uus uut uuu

-ous dddd ddot ddss ddts dfds dfdt dfrf dftr dfts dod- dodd dodo dods doff dood doof door doos doot dord dorf doro dorr dors dort doru doso doss dost dotd doto dots dott doud douf dour dous dout drod drof drot drou drrs drus drut druu dsdr dsos dsrr dsst dsto dsts dtor dtot dtss dudd dudo duds dudu duff dufu duo- duos duro durt duru dust duts duur duut fdos fdot fdst ffff ffrr ffss fftf fofo food foof foos foot for- ford foro forr fors fort foso foss fost foto fots fott foud four fous fout fros frot frou frso frst fsfo fssf ftos ftrs ftsr fudd fuff fufu fuor fur- furo furr furs furt fusd fuso fuss fust fusu futo futs futu oddd odds odoo odor odos odot odou odso odts odtu odur odus ofdr off- offo offr offs offu ofor ofst ofus ooff oofs oooo ooos oord oort oost oots oous ordo ords ordu orff orfs orfu oro- orof oror oros orot orro orrs orso orsu orto orts orus osoo osor osos osrd osro ossd osso ossu ostr osts oto- otof otoo otor otos otro otrs otso otsu otto otts ottu otur otus ouds ouff our- ouro ours ourt ousd oust out- outo outs ouu- rdos rdso rfds rodd rodo rods roff rofo rood roof roor roos root roro rort roru roso ross rost roto rotr rots rott roud rouf rous rout rrrr rsdd rsds rsos rsts rstu rtdt rtss rtts rudd rudo ruds ruff rufo ruft rurd ruro rurs ruru ruso russ rust rusu ruto ruts rutt rutu ruud s-os sdds sdot sdrs sdsf sdss sdsu sfor sfos sfro sfss sfsu sfts sodd sodo sods sodu sofo soft sood soof soor soos soot sord soro sorr sors sort soru soso soss sost soto sots sotu soud souf sour sous sout sros srsd srtr ssdd ssdf ssot ssrs sssf ssss sstd ssts stds stfu stod stof stoo stor stos stot stou strd stro strs stru stsf stss sttd sttr stud stuf stur stus stut sudd sudo suds suf- suff sufr sufs sufu suor suos sur- surd surf suro surr surs surt suru sus- susd suso suss sust susu suto sutu suus tdff tdor tdss tfot tfrs tfsd tfss todd todo tods todt todu toff tofo toft tofu tood toof toor toos toot tord torf toro torr tors tort toru toso toss tost tosu totd toto totr tots tott tour tous tout trfd trfr trod troo tros trot trou trsd trst trtr trud trus trut truu tsos tsou tssf tssr tsst tsts ttff ttss tttt tudu tuff tufo tuft tufu tuor tuos turd turf turo turr turs turt turu tusd tuss tust tuto tuts tutt tutu tuuo udds udoo udos udot udsd udts ufos uofo uor- urds urdu urff urft uro- uroo urso urss ursu urts urur urus urut usdf usdo usds usdt usfs usos ussf ussr usss usst ussu usto usts usus utfo utor utto uttu uutf uuuu

d-dot d-rod ddddd ddost do-do dodds dodoo dodos dodro doffs dofor dofus doodo doods doofs doors doost doout dordt dorff doros dorot dorrs dors- dorso dorst dorts dorud dorus dosso dosur dot-s dotoo dotto douds doufu douro dours doust douts drdos droff drood droof dross drost drott drout drust dtour duddo dudou duffs dufur dufus duros durst durtu dusts fodor fofos foods foord foots ford- fordo fords foros forro forso forss forst forto forts forud forur forus fotos fotur fotus fouds fourd fouro fours foust fouts frodo frood froot frost frots froud frust fruto ftord ftrtt fu-fu fudds fuddu fuffs furo- furor furrs furst furud furus fuso- fusor fusts fusus futsu futur fuudo oddur odors odour odttf odudu oduro offof offto ofosu ofoto ofour ooooo ootus ordos ordro orfor orodo oroso orost orosu orout ortoo oruro orust orutu ososo ossos ossur ostro osusu otoso ototo otour otros ottos ottur ouoro ousts outdo outof outro outto outts ro-ro rodor rodos rofor roods roodu roofs rooft roost roots