ddd ddf ddi ddo ddr dds ddu dfd dff dfi dfo dfr dfs dfu di- did dif dii dio dir dis diu dod dof doi doo dor dos dou drd dri dro drr drs dru dsd dsf dsi dso dsr dss dsu dud duf dui duo dur dus fdd fdf fdi fdo fdr fds fdu ffd fff ffi ffo ffr ffs ffu fid fif fii fir fis fiu fof foi foo for fos fou frd frf fri fro frr frs fru fsd fsf fsi fso fsr fss fsu fud fuf fui fuo fur fus fuu i-d i-f idd idf idi ido idr ids idu ifd iff ifi ifo ifr ifs ifu iid iif iii iio iir iis iiu io- iod iof ioi ioo ior ios iou ir- ird irf iri iro irr irs iru is- isd isf isi iso isr iss isu iu- iud iui iur ius o-i odd odf odi odo odr ods odu of- ofd off ofi ofo ofr ofs ofu oid oif oii oio oir ois oiu oo- ood oof ooi ooo oor oos or- ord orf ori oro orr ors oru os- osd osf osi oso osr oss osu ou- oud ouf oui ouo our ous rdd rdf rdi rdo rdr rds rdu rfd rff rfi rfo rfr rfs rfu rid rif rii rio rir ris rod rof roi roo ror ros rou rrd rrf rri rrr rrs rru rsd rsf rsi rso rsr rss rsu rud ruf rui ruo rur rus ruu sdd sdf sdi sdo sdr sds sdu sfd sff sfi sfo sfr sfs sfu sid sif sii sio sir sis siu sod sof soi soo sor sos sou sr- srd srf sri sro srr srs ss- ssd ssf ssi sso ssr sss ssu sud suf sui suo sur sus suu udd udf udi udo udr uds udu ufd uff ufi ufo ufr ufs ufu uid uif uii uio uir uis uiu uod uoo uor uos ur- urd urf uri uro urr urs uru usd usf usi uso usr uss usu uur uus uuu

-ous dddd ddss dfds dfrf dfri didi dido dids didu dif- diff difs diii diis dior dios diou dird dirr dirs dis- disd disi diso diss dius dod- dodd dodi dodo dods doff doid dois dood doof door doos dord dorf dori doro dorr dors doru dosi doso doss doud douf dour dous drif drod drof drou drrs drui drus druu dsdr dsif dsos dsri dsrr dssi dudd dudo duds dudu duff dufu duid duif duir duis duo- duos duri duro duru dusi duur fdos ffff ffii ffrr ffss fidf fido fids fiff fifi fifo fiii fior fios firs fisd fisi fiss fisu fofo foid fois food foof foos for- ford fori foro forr fors fosi foso foss foud four fous frid frio fris fros frou frso fsfi fsfo fssf fudd fudi fuff fufu fuid fuir fuor fur- furi furo furr furs fusd fusi fuso fuss fusu iddo idid idio idir idis idos idrf idro idsf idso idss iduo idus ifid ifis ifor ifrf ifri ifso iiii iiio iiis iioi iioo iios iirs iisd iisi iisr iisu iod- iodd iodo ioii ioio ioof iooi iooo ioos iori iors ioso iosu ious irdo irds irfu iri- irid irio iris irod irri irrs irsf irus isds isis iso- isof isor isos isri issf issi isso issr isss issu isus iuds iuiu iusd iuss oddd oddi odds odio odir odis odiu odoo odor odos odou odso odur odus ofdr off- offo offr offs offu ofid ofor ofus oido oids oiii oios oisd oisu oodi ooff oofs ooid oooo ooos oord oosi oous ordo ords ordu orff orfi orfs orfu ori- orid orif orio oris oro- orof oror oros orri orro orrs orsi orso orsu orus osdi osii osis osoi osoo osor osos osrd osro ossd ossi osso ossu ouds ouff ouii ouir ouis our- ouro ours ousd ouu- rdio rdos rdso rfdi rfds rfid ridd ridi rido rids riff rifs rifu riif riis rios riou riri rirs risd risi riso riss risu rius rodd rodi rodo rods roff rofo roid roif roio roir rois roiu rood roof rooi roor roos rori roro roru rosi roso ross roud rouf rous rrif rrrr rsdd rsds rsid rsis rsos rudd rudi rudo ruds ruff rufo ruid ruif ruis rurd ruri ruro rurs ruru rusi ruso russ rusu ruud s-ii s-os sdds sdif sdio sdrs sdsf sdss sdsu sfio sfor sfos sfro sfss sfsu sidd sidi sido sidr sids siff sifo sifr sifu siod sior sios siou sirf siri siro sirr sirs siru sisd sisi siss sisu siui sius sodd sodo sods sodu sofi sofo soif soir sois sood soof soor soos sord sori soro sorr sors soru sosi soso soss soud souf sour sous srfi sris sros srsd ssdd ssdf ssid ssis ssri ssrs sssf sssi ssss sudd sudi sudo suds suf- suff sufi sufr sufs sufu suid suio suir suis suor suos sur- surd surf suri suro surr surs suru sus- susd susi suso suss susu suus uddi udds udid udir udoo udos udsd ufos uirr uisd uofo uor- urds urdu urff urfi urif uris uriu uro- uroo urri ursi urso urss ursu urur urus usdf usdo usds usfi usfs usif usis usoi usos ussf ussr usss ussu usui usus uuri uusi uuuu

d-rod ddddd diddu didio didos didso didus diffs dioid dioro diors diouf dirfi disir diss- disur do-do dodds dodoo dodos dodro doffs dofor dofus doido doids doodo doods doofi doofs doors dorff dorid dorio doris doros dorrs dors- dorsi dorso dorud dorus dosis dossi dosso dosur douds doufu douro dours drdos dridu driff driss droff droid drood droof drori dross druid druri duddo dudou duffs dufur dufus durif durio duris duros dussi fidor fidos fidus fiord fiori firos firou fissi fodor fofos foios foir- foods foord ford- fordo fords forio foros forro forso forss forud forur forus fouds fourd fouro fours friis frios friso friss frodo froid frood froud fu-fu fudds fuddu fuffs furio furir furo- furor furrs furud furus fusi- fusio