``(folder (of (id 1234@invalid)))``
- Match any message in the same folder as the one with Message-Id "1234@invalid"
+ Match any message in the same folder as the one with Message-Id "1234\@invalid"
``(id 1234@invalid blah@test)``
- Matches Message-Id "1234@invalid" *or* Message-Id "blah@test"
+ Matches Message-Id "1234\@invalid" *or* Message-Id "blah\@test"
``(and (infix "date:2009-11-18..2009-11-18") (tag unread))``
``(thread (of (id 1234@invalid)))``
- Match any message in the same thread as the one with Message-Id "1234@invalid"
+ Match any message in the same thread as the one with Message-Id "1234\@invalid"
``(thread (matching (from bob@example.com) (to bob@example.com)))``
Match any (messages in) a thread containing a message from
- "bob@example.com" and a (possibly distinct) message to "bob at
+ "bob\@example.com" and a (possibly distinct) message to "bob at
example.com")
``(to (or bob@example.com mallory@example.org))`` ``(or (to bob@example.com) (to mallory@example.org))``
- Match in the "To" or "Cc" headers, "bob@example.com",
- "mallory@example.org", and also "bob@example.com.au" since it
+ Match in the "To" or "Cc" headers, "bob\@example.com",
+ "mallory\@example.org", and also "bob\@example.com.au" since it
contains the adjacent triple "bob", "example", "com".
``(not (to *))``