SEISMOSCOPE

em es is me mi mo oe oi om op os pe pi si so

cee cep cis coo cop cos eme ems ess ice imp ism mic mis moc moo mop mos oes oms ope ops ose pec pee pes pic pie pis poi pom poo psi sec see sei sic sim sip sis som sop sos

cees cepe ceps cess come comp coop coos cope cops coss emes emic epic epos eses ices imps isms mess mice mics mips mise miso miss mocs moos mope mops moss oops opes oses pecs pees peso pice pics pies piso piss poco poem pois pome pomo poms poos pose psis scop secs seem seep sees seis seme semi sice sics simp sims sipe sips some soms sops spec spic