This preset helps users look for websites of organizations, charities, institutions or initiatives that accept donations or sponsorships. Some of the parameters, i.e. operator/footprint combinations, are targeting pages listing the donors, while others go after donation forms and guidelines.
Related: Where do I select the type of research?
The first two searches are the example of the former, and the second two of the latter:
inurl:"Corporate sponsors"
inurl:"Corporate supporters"
intext:"ways to give" OR intext:"support our organization" OR intext:"support our cause" OR intext:"support our charity"
inurl:donate intitle:"donate our charity"
Also read: What kind of results do I get when I select the “Reviews” option in Dibz?