The aforementioned section reads: 3.1.5. Using 'abrt' Lucene query syntax elasticsearch returns error One deviation that we have from Lucene syntax is that the behavior of the '-' operator is being disabled. In Lucene, this boolean operator is used to exclude documents that contain the term after the -. Since '-' is commonly used in CFSE as a separator in names (e.g. repository, package...etc), it has been agreed to disable it within CFSE. This basically means to 'escape' it, treating it as a normal character. It should read: 3.1.5. Using 'abrt' Lucene query syntax elasticsearch returns error One deviation that we have from Lucene syntax is that the behavior of the '-' operator is being disabled. In Lucene, this boolean operator is used to exclude documents that contain the term after the -. Since '-' is commonly used in CFSE as a separator in names (e.g. repository, package...etc.), it has been agreed to disable it within CFSE. This basically means to 'escape' it, treating it as a normal character. That said, I'm not sure "etc." seems very documentation-friendly, either, but I'm not a docs writer, so I don't know.
Thanks Corey. This has already been revised in the working copy, and the updated version will be pushed live with the next round. LKB