FENCEPOST

ef en es et fe ne no oe of on op os pe so to

cee cep con cop cos cot efs eft ens eon fee fen fes fet foe fon fop nee net nos not oes oft one ons ope ops opt ose pec pee pen pes pet pot pst sec see sen set son sop sot tee ten toe ton top

cees cent cepe ceps cete coft cone cons cope cops cost cote cots efts eons epos esne fees feet fens fest fete fets foes fons font fops neep nest nets noes nope nose note once ones open opes opts pecs peen pees pens pent peon peso pest pets poet pone pons pose post pots scop scot sect seen seep sene sent sept snot soft sone spec spot step stop teen tees tens toes tone tons tope tops