Dee ihe ọzọ maka paragraf a - Ọ malitere afọ 2005 site n'ịgba ihe ndekọ mba ya nke abụọ: oge o ji merie na New York bụ nkeji 4:28.43 bụ ihe ndekọ Canada n'ime ụlọ maka otu maịl. O merikwara n'ọsọ mile n'Egwuregwu Millrose. Douma-Hussar bụ onye kacha eme nke ọma na Canada na 2005 IAAF World Cross Country Championships
, na-abịa 25th n'ọsọ dị mkpirikpi. O meriri n'asọmpi 1500 m n'èzí ma gaa n'ihu were ọnọdụ nke itoolu na 2005 World Championships na Athletics. Izu abụọ mgbe emechara ya, ọ gbara ọsọ ndụ kachasị mma nke 4:02.29 nkeji na Nzukọ Rieti. Na 2006 IAAF World Athletics Final ọ gbara ọsọ na 1500 m na 3000 mita, na-abịa nke anọ na nke mbụ ma na-etinye oge kachasị mma nke 8:53.83 nkeji na nke ikpeazụ. Na njem mbụ ya, ọ meriri aha ụmụ nwanyị na Fifth Avenue Mile na Septemba n'ihu Amy Rudolph.