GEOPHYSICS

eh es go he hi ho is oe oh oi op os oy pe pi sh si so ye yo

cep chi cig cis cog cop cos coy ego ess gey ghi gie gip gos goy gyp hep hes hey hic hie hip his hoe hog hop hos hoy hyp ice ich icy oes ohs ope ops ose pec peg peh pes phi pic pie pig pis poh poi psi pye sec seg sei she shy sic sip sis sop sos soy spy yeh yep yes yip

ceps cess chip chis chop cigs cogs cope cops copy cosh coss cosy coys echo egis egos epic epos espy ghis gies gips goes gosh goys gyps hies hips hiss hoes hogs hope hops hose hoys hype hypo hyps ices ichs opes oses oyes pech pecs pegs pehs peso phis pice pics pies pigs pish piso piss pogy pois pose posh posy psis pyes pyic scop secs sego segs seis shes ship shoe shog shop sice sics sigh sipe sips soph sops soys spec spic syce syph yech yeps yipe yips yogh yogi