Ramba uchiverenga ndima ino - Akatanga gore ra2005 nokuputsa rekodhi yake yechipiri yenyika: nguva yaakakunda muNew York yemaminitsi 4:28.43 yakanga iri rekodhi yeCanada yomumba yemamaira. Akakundawo makiromita eMillrose Games. Douma-Hussar ndiye akanga ari mutambi akanakisisa weCanada pa2005 IAAF World Cross Country Championships
, achiuya wechi25 munhangemutange pfupi. Akakunda zita renyika pamakwikwi emamita 1500 uye akaenderera mberi kutora nzvimbo yechipfumbamwe pa2005 World Championships muAthletics. Mavhiki maviri mushure mokupedzisira iye akamhanya nguva yakanakisisa yehupenyu hwe4: 02.29 maminitsi paRieti Meeting. Pa 2006 IAAF World Athletics Final iye akamhanya mune zvose zviri zviviri 1500 m uye 3000 metres, achiuya wechina mune yekutanga chiitiko uye achiisa zvakanakisisa zve8: 53.83 maminitsi mune yekupedzisira. Mumugwagwa wake wokutanga mukuru, akakunda zita revakadzi paFifth Avenue Mile munaSeptember pamberi paAmy Rudolph.