From the inspection on the iPad, tap Materials & Services at the bottom of the screen.
>>> You will now see all the materials & services for your instance
Begin typing in the description field to make your search quicker
You can also use the filter option, to narrow down your correction options. Tapping Category expands this field to show Material and Service. Tapping Type reveals all the types associated with Material or Service.
Here, you can filter by Category (either Material or Service) and Type. Depending on if Material or Service is selected, the corresponding Types will display. For example, Type: Emergency will only appear if Category: Service is selected.