dddd ddie dedd dede dedi deed deep deet deid deie deip deit depe depp dept dete dide didi died diep diet diii dipe dipp dipt dite diti ditt dpdt dpie dtdp dted dttp edde eddi eddp ede- edei edie edip edit eede eeee eete eid- eide eidi eied eiei eiti epee epi- epid epie epip epit eppp epte etee ette etti ided idee idid idie idtp ieet ieie iett iide iied iiie iiii iiit iitt ipdi ipet ipid ipie itep itet itie ped- pede pedi peed peep peet peip peit pepd pepe pepi pete peti pett pide pied piep piet piip pipe pipi pipp pite piti pitt ppid ppie pppd pppp pptt ptpd tedd tede tedi teed teet teie teip tepe tepi tepp tete teti tett tidd tide tie- tied tiee tiei tiep tiet tiit tip- tipe tipi tipp tipt tite titi titp titt tped tppd tppp tpte tptp tttt