Perhaps you should try some spelling variations:
"sir thomas clarke, first baronet" » "sir thomas carte, first baronet", "sir thomas charles, first baronet", "sir thomas coke, first baronet", "sir thomas clarke, first barrier", "sir thomas clarke, first tyrone"
"sir thomas wilson, 1st baronet" » "sir thomas wilson, 1st baroness", "sir thomas wilson, 1st baron", "sir thomas wilson, colt baronet"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("sir thomas wilson, 1st baronet") OR ("sir thomas clarke, first baronet")).
• Removing quotes may allow a broader search: (( sir thomas wilson, 1st baronet ) or ( sir thomas clarke, first baronet )).
• Adding a wildcard symbol may retrieve word variants: (("sir thomas wilson, 1st baronet") or ("sir thomas clarke, first baronet"))*.