PIONEERSHIP

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eons epos erne erns eros esne heir hens here hern hero hers hies hins hips hire hisn hoer hoes hone hons hope hops horn hose inro ions ires iris iron neep nips nisi noes noir nope nori nose nosh ones open opes ores peen peep peer pees pehs pein pens peon pepo peps pere peri perp peso phis phon pier pies pine pins pion pipe pips pirn pish piso pois pone pons pope pops pore porn pose posh pree prep prop pros rees rein reis repo repp reps resh rhos rins ripe rips rise roes rope rose seen seep seer sene sere shin ship shoe shop shri sine sinh sipe sire snip sone soph sore sori sorn spin