Can't you clean the data? Using the basic text ->table/table -> text tools in a Word Processor would make some of that possible.
If you look through the posts of this guy, he has some command line tools that might help:
His homepage is here: http://www.sanmayce.com/
While I didn't agree with his conclusions about some of the searches he was doing, his searches were very good and discovered all sorts of things.
- For Teachers