TETRAHYDRO

ad ae ah ar at ay de do ed eh er et ha he ho od oe oh or oy re ta to ya ye yo

ado are art ate att aye dah day dey doe dor dot dry dye ear eat edh era err eta eth had hae hao hat hay her het hey hod hoe hot hoy oar oat oda ode ora ore ort rad rah rat ray red ret rho rod roe rot rya rye tad tae tao tar tat tea ted tet the tho thy tod toe tor tot toy try tye yah yar yea yeh yet yod

aero aery ahed ahoy arty dare dart date dato dear doat doer dore dorr dory dote doth doty drat dray dyer eath eyra hade haed haet hard hare hart hate head hear heat herd hero hoar hoed hoer hora hoya hyte oath odah odea ohed orad orra oyer rare rate rath rato read rear redo rhea road roar rode rota rote ryot tahr tare taro tart tate tear teat teth thae that they thro toad tody toea toed tora tore torr tort tory tote trad tray tret trey trod trot troy tyer tyre tyro yard yare yeah year yett yodh yore