dddd ddot ddss ddts dfds dfdt dfrf dftr dfts dhfs dhod dhor dod- dodd dodo dods doff dohr dohs dood doof door doos doot dord dorf doro dorr dors dort dosh doso doss dost dotd doth doto dots dott drhs drod drof droh drot drrs dsdr dshs dsos dsrr dsst dsto dsts dthd dtor dtot dtss fdhs fdos fdot fdst ffff ffhs ffrr ffss fftf fhfs fhhs fhrs fhss fofo fohr fohs food foof foos foot for- ford foro forr fors fort fosh foso foss fost foth foto fots fott frhs froh fros frot frso frst fsfo fshd fshs fssf fths ftos ftrs ftsr hdhs hdod hdos hdss hdtt hfhs hfrs hfss hhds hhhh hhhs hhof hodh hodr hods hoff hofs hoho hood hoof hoor hoos hoot hord horo horr hors hort hosh hoss host hotd hoth hoto hotr hots hott hrhs hrod hros hrso hsfs hshs hsts hths htoh httr oddd odds odoh odoo odor odos odot odso odts ofdr off- offh offo offr offs ofor ofst ohho ohhs ohoh ohos ohso ohss ohto ooff oofs ooho oohs oooh oooo ooos oord oort oost oots ordo ords orff orfs orhs oro- orof oror oros orot orro orrs orso orth orto orts osho oshs osoo osor osos osrd osro ossd osso ostr osts otho othr oths oto- otof otoh otoo otor otos otro otrs otso otto otts rdhs rdos rdso rfds rfhs rhfs rhhs rhod rhoh rhos rodd rodo rods roff rofo rohr rohs rood roof roor roos root roro rort rosh roso ross rost roth roto rotr rots rott rrhs rrrr rsdd rsds rshd rshs rsos rsts rtdt rths rtss rtts s-os sdds sdhd sdhs sdot sdrs sdsf sdss sfhs sfor sfos sfro sfss sfts shft shhh shhs shod shof shoo shor shos shot shrs shts sodd sodo sods sofo soft sohh soho sohs sood soof soor soos soot sord sorh soro sorr sors sort sosh soso soss sost soth soto sots srhs sros srsd srtr ssdd ssdf sshs ssot ssrs sssf sssh ssss sstd ssth ssts stds sths stod stof stoo stor stos stot strd stro strs stsf stss sttd sttr tdff tdhs tdor tdss tfot tfrs tfsd tfss thdr thds thof thoo thor thos thot thro thsd thsr thss thtr thts todd todo tods todt toff tofo toft toho tood toof tooh toor toos toot tord torf toro torr tors tort tosh toso toss tost totd toth toto totr tots tott trfd trfr trhs trod troo tros trot trsd trst trtr tshs tsos tssf tssr tsst tsts ttff ttss tttt