diff --git a/submission_thesis/CH4_FMMD/Makefile b/submission_thesis/CH4_FMMD/Makefile
index 2ade291..eede596 100644
--- a/submission_thesis/CH4_FMMD/Makefile
+++ b/submission_thesis/CH4_FMMD/Makefile
@@ -2,7 +2,12 @@
 
 PNG_DIA = cfg2.png  cfg.png  compco2.png  compco3.png  compco.png  component.png  componentpl.png  fmmd_uml2.png  fmmd_uml.png  partitioncfm.png master_uml.png top_down_de_comp.png dc1.png dc2.png eulerfmmd.png 
 
+compco2.png:
+	dia -t png compco2.dia
+	echo " put shaded area in "
+	gimp $@
 
+	
 %.png:%.dia
 	dia -t png $<
 	echo " Chapter 4 DIA images generated"
diff --git a/submission_thesis/CH7_Evaluation/copy.tex b/submission_thesis/CH7_Evaluation/copy.tex
index b7c3377..be89644 100644
--- a/submission_thesis/CH7_Evaluation/copy.tex
+++ b/submission_thesis/CH7_Evaluation/copy.tex
@@ -80,7 +80,7 @@ each particular failure mode?
 %
 Often a component failing will have obvious effects on functionally adjacent components.
 Sometimes %though, perhaps in the case of de-coupling capacitors in a digital ciruit,
-side effects of failure may manifest due interaction with other components not obviously functionally related.
+side effects of failure may manifest due to interaction with other components not obviously functionally related.
 %% CONTEXT OF SYSTEM FAILURE: PERHAPS NOT RELEVANT HERE
 %
 % The symptoms of failure are dependent upon the context, or environment that the system operates in.
@@ -266,7 +266,7 @@ we overload the comparison complexity function $CC$, to obtain the comparison co
 
 \subsection{Complexity Comparison Examples}
 %\pagebreak[4]
-We initially work though the chapter ~\ref{sec:chap4} amplifier example, which has two
+We initially work though the chapter~\ref{sec:chap4} amplifier example, which has two
 stages, the potential divider and then the amplifier. We add the complexities from
 both these stages to determine how many reasoning paths there were to perform FMMD analysis on the 
 non-inverting amplifier.
@@ -279,7 +279,7 @@ $$CC(potdiv) = \sum_{n=1}^{2} \big( |2| \times (|1|) \big) = 4. $$
 We next combine the potential divider with an op-amp which has four failure modes
 to form a {\fg} with  two components, one with four failure modes and the other (the potential divider) with two.
 $$CC(invamp) = 2 \times 1 + 4 \times 1   = 6 $$
-
+%
 We now add the two calculated complexities to determine the 
 amount of reasoning paths to analyse the amplifier using FMMD.
 %
@@ -335,7 +335,7 @@ process are by-hand/human activities. It can be seen that it is practically impo
 \end{figure}
 
 
-\subsection{Comparing FMMD and {\XFMEA} comparison complexity}
+\subsection{Comparing FMMD and {\XFMEA} Comparison Complexity}
 
 Because components have variable numbers of failure modes,
 and {\fgs} have variable numbers of components, it is difficult to
@@ -909,7 +909,7 @@ Note that $\mathcal{P}_{1} S $ (non-empty subsets where cardinality $\leq 1$) fo
 
 $$ \mathcal{P}_{1} S = \{ \{a\},\{b\},\{c\} \} $$.
 
-\paragraph{Calculating the number of elements in a cardinality constrained power-set}
+\paragraph{Calculating the number of elements in a Cardinality Constrained power-set}
 
 A $k$ combination is a subset with $k$ elements.  
 The number of $k$ combinations (each of size $k$) from a set $S$