Corrected some more typo's.

docs/report.tex

@@ -258,7 +258,7 @@ detection for every new gesture-based application.
 
     \multipledriversdiagram
 
-    \section{Restricting events to a screen area}
+    \section{Event areas: connecting gesture events to widgets}
     \label{sec:areas}
 
     Touch input devices are unaware of the graphical input
@@ -626,7 +626,7 @@ section \ref{sec:implementation}.
 The positions of all touch objects and their centroid are drawn using the
 Pygame library. Since the Pygame library does not provide support to find the
 location of the display window, the root event area captures events in the
-entire screens surface. The application can be run either full screen or in
+entire screen surface. The application can be run either full screen or in
 windowed mode. If windowed, screen-wide gesture coordinates are mapped to the
 size of the Pyame window. In other words, the Pygame window always represents
 the entire touch surface. The output of the application can be seen in figure
@@ -656,7 +656,7 @@ automatically by a \texttt{GtkEventWindow} object, which is a subclass of
 functionality of the architecture to GTK+ windows.
 
 The main window contains a number of polygons which can be dragged, resized and
-rotated. Each polygon is represented by another event area to allow
+rotated. Each polygon is represented by a separate event area to allow
 simultaneous interaction with different polygons. The main window also responds
 to transformation, by transforming all polygons. Additionally, double tapping
 on a polygon changes its color.