PHOTOTROPISMS

hi hm ho is it mi mo oh oi om op or os pi sh si so ti to

him hip his hit hop hos hot imp ism its mho mir mis moo mop mor mos mot ohm oho ohs oms ooh oot ops opt ors ort phi pht pip pis pit poh poi pom poo pop pot pro psi pst rho rim rip rom rot sim sip sir sis sit som sop sos sot sri tho tip tis tit tom too top tor tot

hims hips hiss hist hits homo hoop hoot hops host hots imps isms mhos mips mirs miso miss mist mitt moor moos moot mops mors mort mosh moss most moth mots mott ohms omit oohs oops oots opts orts otto phis phot pimp pips pish piso piss pith pits pois pomo pomp poms pooh poop poor poos pops port posh post pots prim prom prop pros psis psst rhos rims riot rips romp roms room root roti roto rots shim ship shit shmo shoo shop shot shri simp sims sips sirs sith sits smit soms soot soph sops sori sort soth sots spit spot sris stir stop stot thio thir this thro tips tiro tits toit toms toom toot toph topi topo tops tori toro tors tort tosh toss tost tots trim trio trip trop trot