ORTHOPTICS

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chip chis chit chop cist coho coir coop coos coot cops cors cosh cost cots cris crit crop hips hist hits hoop hoot hops host hots ichs itch oohs oops oots opts orcs orts otic otto phis phot pics pish piso pith pits poco pois pooh poor poos port posh post pots pros rhos rich riot rips rocs root roti roto rots scop scot ship shit shoo shop shot shri sith soot soph sori sort soth spic spit spot stir stop stot thio thir this thro tics tips tiro tits toit toot toph topi topo tops torc tori toro tors tort tosh tost tots trio trip trop trot