-ous dddd ddss dfds dfrf dfri didi dido dids didu dif- diff difs diii diis dilf dili dill dilo dils diol dior dios diou dird dirl dirr dirs dis- disd disi diso diss dius dlii dlil dlis dlos dlrs dod- dodd dodi dodo dods doff doid doil dois dold dolf doli doll dolo dols dolu dood doof dool door doos dord dorf dori doro dorr dors doru dosi doso doss doud douf doul dour dous drif dril drod drof drol drou drrs drui drus druu dsdr dsif dsls dsos dsri dsrr dssi dudd dudo duds dudu duff dufu duid duif duil duir duis duli dull dulo dulu duo- duos duri duro duru dusi duul duur fdlr fdos ffff ffii ffrr ffss fidf fido fids fiff fifi fifo fiii fiil fild fili fill filo fils fior fios firs fisd fisi fiss fisu fldr flid flii flis flod floo flor flos flou flud fluf fluo flur flus fofo foid foil fois fold foli foll folo folr fols food foof fool foos for- ford fori forl foro forr fors fosi foso foss foud foul four fous frid fril frio fris frol fros frou frso fsfi fsfo fssf fudd fudi fuff fufu fuid fuil fuir fuli full fuls fulu fuor fur- furi furl furo furr furs fusd fusi fuso fuss fusu iddo idid idil idio idir idis idli idls idol idos idrf idro idsf idso idss iduo idus ifid ifil ifis ifor ifrf ifri ifso iiii iiio iiis iioi iioo iios iirs iisd iisi iisr iisu ilio ilir ilis ill- illd illi illo ills iloo ilos ilud ilus iod- iodd iodo ioii ioio iolo ioof iooi iooo ioos iori iors ioso iosu ious irdo irds irfu iri- irid iril irio iris irod irri irrs irsf irul irus isds isil isis isls iso- isof isol isor isos isri issf issi isso issr isss issu isus iuds iuiu iusd iuss ldif ldls ldos ldrs lfrd lidl lido lids liff lifl lifo liii liir liis lili lill lilo lils lilu lio- liod lior lios lird liri lirl liro lirr lirs liru lisd lisi liso liss lisu liuf lius llds llll llod lloo llud lodi lods loff lofi loid loif loir lois loiu lold loli loll lolo lols lood loof lool loor loos lord lori loro lors losi loso loss loud loui loul lour lous louu lrdd lrds lrif lroi lrrr ls-r lsds lsid lsof lsso lssr ludd ludi ludo luff lufu luif luis luli lull lulu lurd luri lurs lusi luso luss oddd oddi odds odio odir odis odiu odoo odor odos odou odrl odso odur odus ofdr off- offo offr offs offu ofid ofor ofus oido oids oiii oils oios oisd oisu olds olfs olid olio olis olli ollo olof olor olos olsi olur oodi ooff oofs ooid oold oolo oooo ooos oord oosi oous ordo ords ordu orff orfi orfs orfu ori- orid orif oril orio oris orlo orlu oro- orof oror oros orri orro orrs orsi orso orsu orus osdi osii osis osli oslo osoi osoo osor osos osrd osro ossd ossi osso ossu osul ouds ouff ouii ouir ouis ould ouls oulu our- ouro ours ousd ouu- rdio rdos rdso rfdi rfds rffl rfid ridd ridi rido rids riff rifs rifu riif riis rill rilo rilu riol rios riou riri rirs risd risi riso riss risu rius rlds rlif rlls rodd rodi rodo rods roff rofl rofo roid roif roil roio roir rois roiu rold rolf roll rolo rood roof rooi rool roor roos rori roro roru rosi roso ross roud rouf roul rous rrif rrrr rsdd rsdl rsds rsid rsis rsos rssl rudd rudi rudl rudo ruds ruff rufo ruid ruif ruis rull rulo rurd ruri ruro rurs ruru rusi ruso russ rusu ruud s-ii s-os sdds sdif sdio sdls sdrs sdsf sdsl sdss sdsu sfio sfls sfor sfos sfro sfss sfsu sidd sidi sido sidr sids siff sifl sifo sifr sifu sil- sild silf sili sill silo sils silu siod siol sior sios siou sirf siri siro sirr sirs siru sisd sisi siss sisu siui sius sl-i slds slid slir slod sloo slos slrs slsu slud slur sodd sodo sods sodu sofi sofo soif soil soir sois sold solf soli soll solo solr sols sood soof sool soor soos sord sori soro sorr sors soru sosi soso soss soud souf soul sour sous srfi sris sros srsd ssdd ssdf ssfl ssid ssis ssri ssrl ssrs sssf sssi ssss sudd sudi sudo suds suf- suff sufi sufr sufs sufu suid suio suir suis sul- suld sulf suli sull sulo sulu suor suos sur- surd surf suri suro surr surs suru sus- susd susi suso suss susu suus uddi udds udid udir udoo udos udsd udsl ufos uirr uisd ulli ullo ullr ulo- ulos ulul ulus uofl uofo uor- urds urdu urff urfi urif uris uriu urls uro- urol uroo urri ursi urso urss ursu urur urus usdf usdl usdo usds usfi usfl usfs usif usis uslu usoi usos ussf ussr usss ussu usui usul usus uulu uuri uusi uuuu