private void printSuggestion( String arg, List<ConfigOption> co ) {
        List<ConfigOption> sortedList = new ArrayList<ConfigOption>( co );
        Collections.sort( sortedList, new ConfigOptionLevenshteinDistance( arg ) );
        System.err.println( "Parse error for argument \"" + arg + "\", did you mean " + sortedList.get( 0 ).getCommandLineOption()
                .showFlagInfo() + "? Ignoring for now." );

    }
Prints a suggestion to stderr for the argument based on the levenshtein distance metric

@param arg the argument which could not be assigned to a flag
@param co the {@link ConfigOption} List where every flag is stored
jgiven-core/src/main/java/com/tngtech/jgiven/report/config/ConfigOptionParser.java