a-ha aaaa aaae aaah aaar aaea aaha aaoe aaoo aara aare aaro aeer aer- aera aero ahah ahar ahha ahoa ahoe ahor ahra ahre ahrr aoah aora arae arah arar area aree areh areo arh- aroa aroe aroo aror arr- arra arre arrh arro arrr eara eare earh earo eeea eeee eera eero ehaa ehea eheh eher ehre eora eore erer eroe eroo erra erre erro haar haha haho haor hara hare harh haro harr heah hear heer hehe heho heor hera here hero herr hhaa hhhh hoar hoer hoha hohe hoho hooe hoor hora hore horo horr hree o-eo oaer oahe oara oare oera oere ohee oher ohho ohoh ohra ohre ooaa ooer ooha ooho oooh oooo oora oore orae orah orao orar ore- orea oreh oreo orer orhe oro- oroe oror orra orro raer raha rahe rahr raoh rara rare raro rea- reae reao rear reha rehe rera rere rero rhae rhea rhee rheo rhoa rhoh roar roea roer roha rohe rohr roor rora rore roro rrah rrrr