ORTHOAXIS

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

ahi ahs air ais ait ars art ash hao has hat his hit hos hot its oar oat oho ohs ooh oot ora ors ort oxo rah rai ras rat rax rho ria rot sat sax sha sir sit six sot sox sri tao tar tas tax tho tis too tor xis

ahis airs airt aits arts axis hair hart hast hats hist hits hoar hoax hoot hora host hots iota oars oast oath oats ohia oohs oots orts osar rais rash rath rato rats rhos rias riot root rota roti roto rots sari sati shat shit shoo shot shri sith soar soot sora sori sort soth star stir stoa tahr taos taro tars taxi thio thir this thro tiro tora tori toro tors tosh trio tsar