dddd ddss dfds dfrf dfri didi dido dids dif- diff difs diii diis dilf dili dill dilo dils diol dior dios dird dirl dirr dirs dis- disd disi diso diss dlii dlil dlis dlos dlrs dod- dodd dodi dodo dods doff doid doil dois dold dolf doli doll dolo dols dood doof dool door doos dord dorf dori doro dorr dors dosi doso doss drif dril drod drof drol drrs dsdr dsif dsls dsos dsri dsrr dssi 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 fldr flid flii flis flod floo flor flos fofo foid foil fois fold foli foll folo folr fols food foof fool foos for- ford fori forl foro forr fors fosi foso foss frid fril frio fris frol fros frso fsfi fsfo fssf iddo idid idil idio idir idis idli idls idol idos idrf idro idsf idso idss ifid ifil ifis ifor ifrf ifri ifso iiii iiio iiis iioi iioo iios iirs iisd iisi iisr ilio ilir ilis ill- illd illi illo ills iloo ilos iod- iodd iodo ioii ioio iolo ioof iooi iooo ioos iori iors ioso irdo irds iri- irid iril irio iris irod irri irrs irsf isds isil isis isls iso- isof isol isor isos isri issf issi isso issr isss ldif ldls ldos ldrs lfrd lidl lido lids liff lifl lifo liii liir liis lili lill lilo lils lio- liod lior lios lird liri lirl liro lirr lirs lisd lisi liso liss llds llll llod lloo lodi lods loff lofi loid loif loir lois lold loli loll lolo lols lood loof lool loor loos lord lori loro lors losi loso loss lrdd lrds lrif lroi lrrr ls-r lsds lsid lsof lsso lssr oddd oddi odds odio odir odis odoo odor odos odrl odso ofdr off- offo offr offs ofid ofor oido oids oiii oils oios oisd olds olfs olid olio olis olli ollo olof olor olos olsi oodi ooff oofs ooid oold oolo oooo ooos oord oosi ordo ords orff orfi orfs ori- orid orif oril orio oris orlo oro- orof oror oros orri orro orrs orsi orso osdi osii osis osli oslo osoi osoo osor osos osrd osro ossd ossi osso rdio rdos rdso rfdi rfds rffl rfid ridd ridi rido rids riff rifs riif riis rill rilo riol rios riri rirs risd risi riso riss rlds rlif rlls rodd rodi rodo rods roff rofl rofo roid roif roil roio roir rois rold rolf roll rolo rood roof rooi rool roor roos rori roro rosi roso ross rrif rrrr rsdd rsdl rsds rsid rsis rsos rssl s-ii s-os sdds sdif sdio sdls sdrs sdsf sdsl sdss sfio sfls sfor sfos sfro sfss sidd sidi sido sidr sids siff sifl sifo sifr sil- sild silf sili sill silo sils siod siol sior sios sirf siri siro sirr sirs sisd sisi siss sl-i slds slid slir slod sloo slos slrs sodd sodo sods sofi sofo soif soil soir sois sold solf soli soll solo solr sols sood soof sool soor soos sord sori soro sorr sors sosi soso soss srfi sris sros srsd ssdd ssdf ssfl ssid ssis ssri ssrl ssrs sssf sssi ssss