<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _makeListOfCompletions(self, wordBeforeCursor, wholeWord):
 """Make list of completions, which shall be shown """

        onlySuitable = [word for word in self._wordSet \
                                if word.startswith(wordBeforeCursor) and \
                                   word != wholeWord]

        return sorted(onlySuitable)