STYLE: some general spelling fixes

src/functionObjects/field/fieldAverage/fieldAverage.H

@@ -120,7 +120,7 @@ Usage
 
 
 Note
-    To employ the \c prime2Mean option, the \c mean option must be selecetd.
+    To employ the \c prime2Mean option, the \c mean option must be selected.
 
 See also
     Foam::functionObjects::fvMeshFunctionObject

src/functionObjects/field/fluxSummary/fluxSummary.C

@@ -85,7 +85,7 @@ Foam::word Foam::functionObjects::fluxSummary::checkFlowType
     const word& fieldName
 ) const
 {
-    // Surfaces are multipled by their area, so account for that
+    // Surfaces are multiplied by their area, so account for that
     // in the dimension checking
     const dimensionSet dims =
         (fieldDims * (isSurfaceMode() ? dimTime*dimArea : dimTime));

src/functionObjects/field/surfaceInterpolate/surfaceInterpolate.H

@@ -57,7 +57,7 @@ Usage
     \table
         Property | Description               | Required    | Default value
         type     | type name: nearWallFields | yes         |
-        fields   | list of fields with correspoding output field names | yes |
+        fields   | list of fields with corresponding output field names | yes |
         log      | Log to standard output    | no          | yes
     \endtable
 

src/functionObjects/forces/forces/forces.H

@@ -216,7 +216,7 @@ protected:
             //- Reference pressure
             scalar pRef_;
 
-            //- Coordinate system used when evaluting forces/moments
+            //- Coordinate system used when evaluating forces/moments
             coordSystem::cartesian coordSys_;
 
             //- Flag to include porosity effects

src/functionObjects/solvers/energyTransport/energyTransport.H

@@ -38,7 +38,7 @@ Description
       directory.
     - The turbulence model should be incompressible
     - In order to use in a incompressible multi phase a list of thermal
-      properties are needed. See bellow
+      properties are needed. See below
 
 
 Usage