Unable to associate multiple workday pattern to the facility schedule attached to the organization

Summary

Unable to associate multiple workday pattern to the facility schedule attached to the organization

Content

Our client has a plant where they have resources working in general shifts (8 AM to 6 PM)  as well in two shifts (7 AM - 7 PM ) (7 PM- 7 AM). We created two workday patterns one for general shift and another for two shifts. If we associate both the workday patterns to the schedule which is associated with the organization, the calendar and organization is not being collected in planning. Planning is collecting only when there is only one workday calendar associated with schedule. But we can't have all the three shifts associated with the same work