diff --git a/src/Mod/Fem/femcommands/commands.py b/src/Mod/Fem/femcommands/commands.py
index 0dd7276feb..30c4d9a4e2 100644
--- a/src/Mod/Fem/femcommands/commands.py
+++ b/src/Mod/Fem/femcommands/commands.py
@@ -28,7 +28,7 @@ from PySide import QtCore
 
 
 # Python command definitions
-# for C++ comand definitions see src/Mod/Fem/Command.cpp
+# for C++ command definitions see src/Mod/Fem/Command.cpp
 
 class _CommandFemAnalysis(CommandManager):
     "The FEM_Analysis command definition"
@@ -425,7 +425,7 @@ class _CommandFemMaterialMechanicalNonlinear(CommandManager):
         FreeCADGui.doCommand(command_to_run)
         # set some property of the solver to nonlinear (only if one solver is available and if this solver is a CalculiX solver):
         # nonlinear material
-        # nonlinear geometry --> its is triggered anyway https://forum.freecadweb.org/viewtopic.php?f=18&t=23101&p=180489#p180489
+        # nonlinear geometry --> it is triggered anyway https://forum.freecadweb.org/viewtopic.php?f=18&t=23101&p=180489#p180489
         solver_object = None
         for m in self.active_analysis.Group:
             if m.isDerivedFrom('Fem::FemSolverObjectPython'):
@@ -592,7 +592,7 @@ class _CommandFemMeshNetgenFromShape(CommandManager):
         FreeCADGui.addModule("ObjectsFem")
         FreeCADGui.doCommand("ObjectsFem.makeMeshNetgen(FreeCAD.ActiveDocument, '" + mesh_obj_name + "')")
         FreeCADGui.doCommand("FreeCAD.ActiveDocument.ActiveObject.Shape = FreeCAD.ActiveDocument." + self.selobj.Name)
-        # Netgen mesh object could be added without an active analysis, but if there is an active analysis move it in there        import FemGui
+        # Netgen mesh object could be added without an active analysis, but if there is an active analysis move it in there
         import FemGui
         if FemGui.getActiveAnalysis():
             FreeCADGui.addModule("FemGui")
diff --git a/src/Mod/Fem/femtools/ccxtools.py b/src/Mod/Fem/femtools/ccxtools.py
index d272b3ed98..3e9a6b46cd 100644
--- a/src/Mod/Fem/femtools/ccxtools.py
+++ b/src/Mod/Fem/femtools/ccxtools.py
@@ -619,7 +619,7 @@ class FemToolsCcx(QtCore.QRunnable, QtCore.QObject):
                 raise Exception(error_message)
         except Exception as e:
             FreeCAD.Console.PrintError(str(e))
-            error_message = "FEM: CalculiX ccx \'{}\' output \'{}\' doesn't contain expected phrase \'{}\'. There are some problems in runing the binary of ccx. Check if ccx runs standalone without FreeCAD.\n".format(ccx_binary, ccx_stdout, ccx_binary_sig)
+            error_message = "FEM: CalculiX ccx \'{}\' output \'{}\' doesn't contain expected phrase \'{}\'. There are some problems when running the ccx binary. Check if ccx runs standalone without FreeCAD.\n".format(ccx_binary, ccx_stdout, ccx_binary_sig)
             if FreeCAD.GuiUp:
                 QtGui.QMessageBox.critical(None, error_title, error_message)
             raise Exception(error_message)