I'll demonstrate this later, when I have more time (have a car to repair and house maintenance to attend to - the preverbial
job jar 
)
This '
wheel method' encompasses and simplifies most methods I can think of. I'll document these in the 'extensive' doc/readme supplied with the mod.
I'm a bit puzzled why we have not seen this in the historical notes as it's really fast and accurate.
4 seconds in the above case... with me making a string of mistakes but still obtaining 2 hits.
Surely someone must have worked this out before ?? I'm my search of patent applications, I was shocked to find how many different variations of the same patent existed, way back into the 1700s.