You can access the WIP repository files from the hierarchical folder section as per the image provided.

You can browse your files in each folder and see them based on their checked-in/out status or you can search using the column based provided search fields.

All Files

Selecting the all files button will show all the files in the repository within the files list pane.

More

Clicking on the More button opens up the various options you have under the more option.