: After further analysis it was found that the cases in which the search : works as expected are where the "." is preceded by a number. Whenever, we : have an alphabet instead of number, the search on the word on right side : doesn't return results.
Please note Jack's previous suggestion... >> Try the Solr Admin Analysis page and see how your failing examples >> analyze for both index and query. ...that will show you exactly what in your analysis chain is responsible for each of the cahnges to your raw input to produce the final stream of tokens, and help you figure out how you might want to change things. I suspect you'll find that the StandardTokenizer is the culprit, and if you are happy with all of it's other behavior, you can use PatternReplaceCharFilterFactory to tweak the stream before tokenization. -Hoss
