look for two consecutive lines in all text files

From: albert kao <albertkao3@xxxxxxxxx>
Date: Thu, 2 Sep 2010 08:43:45 -0700 (PDT)

How to get (a list of) all the text files in the current directory and
subdirectories which has the following two consecutive lines:
ctrl_end_date=2009
ctrl_process=EXPIRED
OR
ctrl_end_date=2010
ctrl_process=EXPIRED

i.e.
(ctrl_end_date=2009 OR ctrl_end_date=2010)
AND
ctrl_process=EXPIRED
.

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