PHOTONASTIC

ah ai an as at ha hi ho in is it na no oh oi on op os pa pi sh si so ta ti to

act ahi ahs ain ais ait ani ant apo apt ash asp att can cap cat chi cis con coo cop cos cot hao hap has hat hic hin hip his hit hon hop hos hot ich ins ion its nah nap nip nit noh noo nos not nth oat oca oho ohs ono ons ooh oot ops opt pac pah pan pas pat phi pht pia pic pin pis pit poh poi poo pot psi pst sac sap sat sha sic sin sip sit son sop sot spa tan tao tap tas tat tho tic tin tip tis tit ton too top tot

acts ahis ains aits anis anti ants apos asci atop cain cans cant caph capo caps cash cast cats chai chao chap chat chia chin chip chis chit chon chop ciao cion cist coat coho coin coni cons coon coop coos coot cops cosh cost cots hant haps hasp hast hats hins hint hips hisn hist hits hons hoop hoot hops host hots ichs icon inch into ions iota itch naoi naos naps nipa nips nits nosh nota oast oath oats ocas ohia onos onto oohs oops oots opah opts otic otto pacs pact pain pans pant pash past path pats phat phis phon phot pian pias pica pics pina pins pint pion pish piso pita pith pits poco pois pons pooh poon poos posh post pots sain sati scan scat scop scot shat shin ship shit shoo shop shot sinh sith snap snip snit snot soap soca soon soot soph soth span spat spic spin spit spot stat stoa stop stot tach taco tact tain tans taos taps tats than that thin thio this tics tins tint tips tits toit tons toon toot toph topi topo tops tosh tost tots