Thank you to both AndyM and DaleDe. For what I need, I'm finding Ebook Tidy does a smash-up job - and I don't have to learn regular expression programming!
Originally Posted by andym
You might find it worth getting a text editor (such as e-texteditor
that supports regular expressions. These allow you to do very clever search and replace operations - eg select all returns that follow a letter rather than a punctuation mark and delete them (or replace with a space). There's a bit of a learning curve but they offer a very flexible way of dealing with problem texts.
Have a look at the tutorial here