diff --git a/fmmd_concept/System_safety_2011/submission.tex b/fmmd_concept/System_safety_2011/submission.tex
index 89f18a2..4dd9d2c 100644
--- a/fmmd_concept/System_safety_2011/submission.tex
+++ b/fmmd_concept/System_safety_2011/submission.tex
@@ -363,8 +363,8 @@ from the perspective of a {\fg}.
 
 %
 A common symptom collection stage is now applied. Here common symptoms are collected
-from the results of the {\fcs}. Because optional combinations of failures are possible,
-multiple failures can be modelled, satisfying criterion 6.
+from the results of the {\fcs}. Because it is possible to model combinations of failures,
+criterion 6 is satisfied.
 %
 With a collection of the {\fg} failure symptoms, we can create a {\dc}.
 The failure modes of this new {\dc} are the symptoms of the {\fg} it was derived from.