eleele eleppo elphel epopee heehee heello hehehe hehheh helele hell-o helleh helpee heopop hepple hohloh hohoho hok-lo hokpok holhol holloo hollop hoohoo hoopee hoople hoopoe hoopoo hoplo- hopple k-hole keekle kelkel kelkoo kellee kelloe keokee keplok keppel khelek kholop kleppe koelle kohleh kokele kokell kokkoh kokole kokolo kokopo kokpek kollel kololo kolpo- kookoo koopoo kopeek kopell koppel kpelle leelee leeloo leolo llello lokole lollop lookee looloo lopho- loplop lopoke loppel o-hook ohhell ohlook ohohoh ohpooh okello okhlee okolek okollo okopek okpoko oleelo oleole oohooh oooooo oppelo peelee peepee peeple pekkle pelekh pelele pelkeh people peploe phlppl pholoe plokke pohole polell pollee pollok polpol pookoo poopoo popopo poppel popple poppop pppppp