-hou eeee eeke eero eeze eheh eher eheu ehre ekek eker ekho ekur eore erer erez erhu erke eroe eroo erre erro eruh erur euer eur- eure euro ezek ezer ezuz ezzo heek heer hehe heho heke heku heor heou here herk hero herr heru herz heue heuk heur heze hhhh hoek hoer hohe hoho hoke hoko hoku hooe hook hoor hore hork horo horr houe houk hour hoze hozo hree huer huez huhu huke huor hure hurk huro hurr huru hurz huzz keeh keek keer kehk kehr keke keko keku keok ker- kere kerk kero kerr keru kerz keur keze kezr kezz kher khhk khho khhz khke khkk khkr khkz khoe khok khor khou khoz khrk khro khrr khuk khur khzk khzz kkez kkhh kkhk kkhr kkkk kkoh kkoo kkor kkoz kkre kkrh kkrk kkro kkrr kkrz kkuu kkzu kkzz kohh koho kohr kohu koke kokh kokk koko kokr koku kokz kook kooo koor koou kooz kore kork koro korr koru koue kour kouu koze kozk kozo kozr kozu kree kreh krek kreo kreu krez krke krkh krkk krko krkr krku krkz kroe kroh krok kroo kror kroz krre krrk krro krrr krrz krue kruh kruk krur kruz krze krzk krzr krzz kuek kueu kuhu kuke kukh kukk kuku kuok kuoo kure kurk kuro kurr kuru kurz kuuk kuur kuuu kuuz kuze kuzu kuzz kzee kzer kzhe kzhk kzhr kzke kzkr kzkz kzoo kzor kzoz kzrk kzro kzrr kzrz kzue kzuh kzuu kzuz kzzk kzzo kzzr kzzz o-eo oere ohee oher ohho ohoh ohok ohre okeh oker okko okok okor okre okro okur ooer ooho ooku oooh oooo oore ooze ore- oreh orek oreo orer orhe orke orko oro- oroe orok oror oroz orro orzk orzo orzu ouer our- oure ouro ouu- ouze ouzo ozee ozek ozer reek rehe reke reko reou rere rero reru reue reuk reuu reze rezh rezu rhee rheo rhoh rhue roer rohe rohr rohu roke rokh rokk roko rokr roku rook roor rooz rore rork roro roru roue rouh rouk rouz roze rozz rrrr ruer ruez ruhe ruhh ruhr ruke rukh rukk ruku ruok rure ruro ruru ruze uher uhoh uhok uhuh ukek ukeu ukko ukok ukur uoke uor- uore ure- ureh urho urke uro- urok uroo urre urrh uruk urur uruz uuuu uzer uzuh z-ro zeek zeke zeko zekr zeku zerk zero zeze zhee zhor zhou zhuk zhuo zhur zhuz zohr zoke zoku zoo- zook zore zork zoro zouk zozo zozu zrze zuhr zuke zuko zukr zuoz zurr zuru zuuk zuzu zzhz zzzz