PRECONDITIONING

de do ed en er et go id in it ne no od oe oi on op or pe pi re ti to

cep cig cod cog con coo cop cor cot den die dig din dip dit doc doe dog don dor dot ego end eng eon erg ern ged gen get gid gie gin gip git god goo gor got ice inn ion ire neg net nip nit nod nog noo nor not ode one ono oot ope opt orc ore ort pec ped peg pen per pet pic pie pig pin pit pod poi poo pot pro rec red reg rei rep ret rid rig rin rip roc rod roe rot ted teg ten tic tie tin tip tod toe tog ton too top tor

cedi cent cero cine cion cire cite code coed coin coir cone coni conn coon coop coot cope cord core corn cote cred crit crop deco deni dent dice diet dine ding dino dint dipt dire dirt dite doer doge doit done dong door dope dore dorp dote dreg drip drop edit epic ergo etic gent gied gien gird girn giro girt gite goer gone good goon goop gore gorp grid grin grip grit grot iced icon inro inti into ired irid iron neon nerd nice nide nidi nine nite node nodi noir none noon nope nori note odic odor ogre once onto oped open ordo otic pein pend pent peon peri pert pice pied pier pine ping pint pion pirn poco poet pond pone pong pood poon poor pore porn port prig prod prog redo rein rend rent repo rice ride rind ring riot ripe rite rode rood root rope rote roti roto tend tern tide tied tier tine ting tipi tire tiro toed tone tong toon tope topi topo torc tore tori torn toro trig trio trip trod trog trop