You can choose to switch on a zoom mode for the motif screen. This makes each of the segments bigger.
You can view a video tutorial here: enlarge motif segments video
To switch this on:
1. open the side menu via the navigation button at the top left
2. scroll down to the Settings module
3. open the Accessibility option
4. check or tick the box to Enable large motif segments
Then go back to the motif module and you will see the large segments