3825176 - Why does an Air Canada Multi City search for International travel not return Air Canada flights?

We found AC flights are not showing in Multi-cities search result, although it's available in one-way search results. We were booking an open jaw itinerary from Canada to Europe and out of a different city in Europe back to Canada.

Air Canada flights not returning for Multi-cities search flying Canada into one European city and out of a different city, although the flights show as available in Concur in one-way search results. , KBA , CON-CA-ADM , Administration , Problem