This is only a drop in the ocean but you can see family names clustering:

Fairly common from mid 18th century for schoolmasters to be witnesses to deeds and memorials. Some seem to be on pretty good terms with various Landlords.

https://docs.google.com/spreadsheets/d/1Eg1XT1Z9dnB0wf0B7dGZX_r85d8EwjnpBLxqCv0M9ck/edit#gid=0