dddd ddie ddot ddre dedd dede dedi dedo deed deer deet deid deie deir deit deor der- dere deri dero derr dete deto detr dide didi dido died dier diet diii dior diot dird dire dirr dirt dite diti dito ditt dod- dodd dode dodi dodo doer doid doit dood door doot dord dore dori doro dorr dort dotd dote doti doto dott dred dree drei dret drie drit drod drot dted dtor dtot edde eddi eddo ede- edei eder edie edit edod eede eeee eero eete eid- eide eidi eido eidr eied eiei eier eird eire eiti eito eitr eode eoir eore eori eotd eoto erde erdi ered erei erer eret erie erio erit erod eroe eroi eroo erre erro etee eter etio etoe etre etro ette etti etto iddo ided idee ideo ider idid idie idio idir idre idro iedr ieet ieie ieio iere ieri iett iide iied iiie iiii iiio iiit iioi iioo iitr iitt iod- iodd iode iodo ioee ioii ioio ioit iooi iooo iore iori iote ioto irdo ired iree irer iri- irid irie irio irod irre irri irte irti itdo iter itet itie itoi itoo itor itri itto o-eo oddd oddi oded odei odeo oder odet odie odio odir odoo odor odot oedo oeid oere oeti oido oier oiii oire oirt oiti oodi ooer ooid oooo oord oore oort orde ordo ore- ored oreo orer ori- orid orie orio orit oro- oroe oror orot orri orro orte orto oted otee oter otit oto- otoe otoo otor otre otro otte otti otto rder rdio redd rede redi redo redr reed reet reid reii reir reit reod reot rerd rere reri rero rert retd rete reti reto retr rett ridd ride ridi rido ried rier riet riot rire riri rite riti rito ritt rodd rode rodi rodo roed roer roet roid roio roir roit rood rooi roor root rore rori roro rort rote roti roto rotr rott rred rrrr rtdt rtee rtei tdor tdri tedd tede tedi teed teer teet teie teir teor ter- tere teri tero terr tete teti teto tetr tett tidd tide tie- tied tiee tiei tieo tier tiet tiit tird tire tiri tiro tirr tite titi tito titt todd tode todi todo todt toed toee toei toer toet toid toie toit tood toor toot tord tore tori toro torr tort totd tote toti toto totr tott tre- tred tree trei treo tret tri- trie trio trit trod troe troi troo trot trte trtr tteo tter ttoe tttt