ddd ddf ddo ddr ddt dfd dff dfo dfr dft dod dof doo dor dot drd dro drr drt dtd dtf dto dtr dtt fdd fdf fdo fdr fdt ffd fff ffo ffr fft fof foo for fot frd frf fro frr frt ftd ftf fto ftr ftt odd odf odo odr odt of- ofd off ofo ofr oft oo- ood oof ooo oor oot or- ord orf oro orr ort ot- otd otf oto otr ott rdd rdf rdo rdr rdt rfd rff rfo rfr rft rod rof roo ror rot rrd rrf rrr rrt rtd rtf rto rtr rtt tdd tdf tdo tdr tdt tfd tff tfo tfr tft to- tod tof too tor tot trd trf tro trr trt ttd ttf tto ttr ttt

dddd ddot dfdt dfrf dftr dod- dodd dodo doff dood doof door doot dord dorf doro dorr dort dotd doto dott drod drof drot dtor dtot fdot ffff ffrr fftf fofo food foof foot for- ford foro forr fort foto fott frot oddd odoo odor odot ofdr off- offo offr ofor ooff oooo oord oort ordo orff oro- orof oror orot orro orto oto- otof otoo otor otro otto rodd rodo roff rofo rood roof roor root roro rort roto rotr rott rrrr rtdt tdff tdor tfot todd todo todt toff tofo toft tood toof toor toot tord torf toro torr tort totd toto totr tott trfd trfr trod troo trot trtr ttff tttt

d-dot d-rod ddddd do-do dodoo dodro dofor doodo dordt dorff dorot dotoo dotto droff drood droof drott fodor foord ford- fordo forro forto frodo frood froot ftord ftrtt odttf offof offto ofoto ooooo ordro orfor orodo ortoo ototo ro-ro rodor rofor rooft roto- rotor rotot rotto to-do todor toffo tofor toord torro torto toto- totoo troff troft trood trott ttttt

dododo doorto dorood dororo dotdot dotodo foofoo forrot ofdoor offord oftfor oofotr oooooo oordoo orford otford ottoor rootof rorodt to-fro tootoo torodo tororo tortor totoro totrot trotro

dod-rot dodford doo-doo foo-foo footrot forroot off-off ottrott rootfor rootrot too-too tordoff tototoo tro-tro trotoff

dottodot off-odor toottoot torotoro

ddddddddd doot-doot dotdotdot rodofodor

doortodoor

footforfoot

door-to-door

doodoodoodoodoo