PHYLETICS

eh el es et he hi is it li pe pi sh si ti ye

cel cep chi cis els eth hep hes het hey hic hie hip his hit hyp ice ich icy its lei les let ley lie lip lis lit lye pec peh pes pet phi pht pic pie pis pit ply psi pst pye sec sei sel set she shy sic sip sit sly spy sty tel the thy tic tie til tip tis tye yeh yep yes yet yip

ceil cels celt ceps chip chis chit cist cite city clip cyst echt elhi epic espy etch eths etic heil help hest hets hies hilt hips hist hits hype hyps hyte ices ichs isle itch lech leis lept lest lets leys lice lich lies lipe lips lisp list lite lits lych lyes lyse pech pecs pehs pelt pest pets phis pice pics pies pile pily pish pith pits pity plie pyes pyic sect sept ship shit sice silt sipe site sith slip slit spec spic spit step stey stye syce syli syph tech tels they this tics ties tile tils tips tyes type yech yelp yeps yeti yipe yips