dddd ddot ddpo didi dido digg digi digo diii diop dior diot dipo dipp dipt dird dirr dirt diti dito ditt dod- dodd dodg dodi dodo dog- dogg dogi dogo dogp doid doig doit dood doop door doot dopo dopp dopr dopt dord dori doro dorp dorr dort dotd doti doto dott dpdt dprg drip drit drod drog drop drot dtdp dtor dtot dttp gdor gdrt gggg ggpo gidd gidi gido gigg gigi gigo giog gioi giop gipi gipp gird girg giri giro girr girt gito godi godo gogi gogo goip goit good goog gooi goop goor goot gopi gopo gord gorg gori goro gorp gorr gort gotd goti goto gott gpgp gpip gpot gprd gprp grid grig grip grit grod grog groi groo grop gror grot grrr gtip gtop i-go iddo idgo idid idig idio idir idog idro idtp igoo igor igot igri iiii iiio iiit iioi iioo iiop iitr iitt iod- iodd iodo iogt ioii ioio ioit iooi iooo iorg iori ioto ipdi ipid ipod ipop ippo ippr ipri ipto irdo irdp iri- irid irig irio irip irod irop irri irti irtp itdo itgo itoi itoo itor itri itto oddd oddi odio odir odoo odop odor odot odrp oggi ogod ogog ogoi ogri ogro oido oigo oiii oirt oiti oodi ooid oooo oord oort ootp opii opio opit opo- opor oppi oppo opti opto ordo orgo ori- orid orig orio orit oro- oror orot orpi orri orro orto otit oto- otog otoo otor otpp otro otti otto pdpr pido pigg pigo pigp pigt piip piot pipi pipo pipp pirg piri piro pirr piti pito pitr pitt pod- podd podi podo pogg pogo poid poio pood poop poor poot pop- popi popo popp popt porg pori poro porr port potd poti poto pott ppgi ppid ppig ppod pppd pppo pppp pptt pri- prid prig prii pro- prod prog proo prop prot prpd prrd prri prti prtp prtr ptop ptpd ptrd rdio rgit rgtr ridd ridi rido rigg rigi rigo riot ripd ripi ripp ripr ript riri riti rito ritt rodd rodi rodo rogg rogi rogo roid roig roio roir roit rood roog rooi roop roor root ropo rori roro rort rotg roti roto rotr rott rpdp rpii rptd rrrr rtdt rttp tdor tdri tidd tigi tigr tiit tiop tip- tipi tipo tipp tipt tird tiri tiro tirr titi tito titp titt todd todi todo todt togo togr togt toid toit tood toor toot top- topd topi topo topp topt tord torg tori toro torp torr tort totd toti toto totr tott tpir tppd tppp tppr tptp tptr tri- trig trio trip trit trod trog troi troo trop trot trpg trpp trtr ttop tttt