TETRACHORDS

ad ae ah ar as at de do ed eh er es et ha he ho od oe oh or os re sh so ta to

ace act ado ads ahs arc are ars art ash ate att cad car cat cod cor cos cot dah doc doe dor dos dot ear eat edh eds era err ers eta eth had hae hao has hat her hes het hod hoe hos hot oar oat oca oda ode ods oes ohs ora orc ore ors ort ose rad rah ras rat rec red res ret rho roc rod roe rot sac sad sae sat sea sec ser set sha she sod sot tad tae tao tar tas tat tea ted tet the tho tod toe tor tot

aced aces ache acre acts ados aero ahed arch arco arcs ares arse arts ates cade cads card care carr cars cart case cash cast cate cats cero chad chao char chat coat coda code cods coed cord core cors cosh cost cote cots cred dace dahs dare dart dash date dato dear deco doat docs doer does dore dorr dors dose dost dote doth dots drat each ears east eath eats echo echt edhs eras eros errs erst etas etch eths hade haed haes haet hard hare hart hast hate hats head hear heat herd hero hers hest hets hoar hods hoed hoer hoes hora hose host hots oars oast oath oats ocas odah odas odea odes ohed orad orca orcs ores orra orts osar race rads rare rase rash rate rath rato rats read rear recs redo reds resh rest rets rhea rhos road roar rocs rode rods roes rose rota rote rots sade sard sate scad scar scat scot sear seat sect sera seta sett shad shat shea shed shod shoe shot soar soca soda sora sord sore sort soth star stat stet stoa stot tace tach taco tact tads tahr taos tare taro tars tart tate tats tear teas teat tech teds test teth tets thae that thro toad tods toea toed toes tora torc tore torr tors tort tosh tost tote tots trad tres tret trod trot tsar