Usually, yes. We have found this is usually the case when new sets are released, and customers make multiple purchases to ensure they don’t miss out on the stock they need at the time. As a result, for efficiency at our end, as well as meaning you will receive all your items at the same time, we would usually amalgamate orders.
This is only the case if all the shipping information is the same on any given order. If the name is different, for example, we’re aware that this could then be a gift for someone so we would ensure they are sent separately.