OSTARTHRITIS

ah ai ar as at ha hi ho is it oh oi or os sh si so ta ti to

ahi ahs air ais ait ars art ash ass att hao has hat his hit hos hot its oar oat ohs ora ors ort rah rai ras rat rho ria rot sat sha sir sis sit sos sot sri tao tar tas tat tho tis tit tor tot

ahis airs airt aits arts hair hart hast hats hiss hist hits hoar hora host hots iota iris oars oast oath oats ohia orra orts osar ossa rais rash rath rato rats rhos rias riot roar rota roti rots sari sash sati shat shit shot shri sirs sith sits soar sora sori sort soth sots sris star stat stir stoa stot tahr taos taro tars tart tass tats that thio thir this thro tiro titi tits toit tora tori torr tors tort tosh toss tost tots trio trot tsar