 Kọ itẹsiwaju fun paragirafi yii - Ni 2005 Ski Jumping World Championships, Ljøkelsøy gba ami eye fadaka lori oke nla kọọkan ati idẹ lori ẹgbẹ oke nla. Ní ọdún 2006 : , o gba ife ẹyẹ Ski Flying World Championship rẹ ni Kulm, ti o bori pẹlu diẹ sii ju ogún ojuami lọ si oludije ti o tẹle, botilẹjẹpe o ni aisan. Ni ọjọ keji, o mu ẹgbẹ Norwegian lọ si iṣẹgun ni iṣẹlẹ ẹgbẹ, papọ pẹlu Ingebrigtsen, Romøren ati Lars Bystøl. Ni 2007 Ski Jumping World Championships ni Sapporo, Ljøkelsøy gba fadaka lori ẹgbẹ nla oke ati idẹ lori ẹni kọọkan nla oke. 