You can choose to combine documents and download them in bulk. In the actions menu of the transaction at the top right, click the option to Download Documents.
On the following pages, you can select which documents you want to download and in which order you want them to appear in the downloaded documents.
You can select all documents by clicking the top Select All checkbox or select specific documents by clicking the checkbox next to the document.
You can order the documents by clicking the up and down arrows in the position column.
When done selecting and ordering documents, press the green Download button to download the new document.