EDIT

        Label higherRankLabel = new Label(control, SWT.NULL);

        higherRankLabel.setText("Highest rank");

        comboHigherRank = new Combo(control, SWT.BORDER | SWT.READ_ONLY);

        updateHigherRankCombo();

        comboHigherRank.addListener(SWT.Selection, this);

        });

        Label areaLevelLabel = new Label(control, SWT.NULL);

        areaLevelLabel.setText("Area Level");

        comboAreaLevel = new Combo(control,  SWT.BORDER | SWT.READ_ONLY);

        List<NamedAreaLevel> namedAreaLevels = CdmStore.getTermManager().getAllTerms(TermType.NamedAreaLevel, null);

        for (NamedAreaLevel level: namedAreaLevels) {

        comboSourceModeSubAreaSuperArea.select(0);

        Label sourceTypeLabel = new Label(control, SWT.NULL);

        sourceTypeLabel.setText("Source type");

        sourceTypeViewer = CheckboxTableViewer.newCheckList(control, SWT.BORDER | SWT.SINGLE);

        sourceTypeViewer.setContentProvider(new ArrayContentProvider());

        Label selectStatusLabel = new Label(control, SWT.NULL);

        selectStatusLabel.setText("Status order");

        comboStatusOrder = new Combo(control, SWT.PUSH );

        for (TermTree tree: CdmStore.getService(ITermTreeService.class).list(TermType.PresenceAbsenceTerm, null, 0, null,null)){

            comboStatusOrder.add(tree.getTitleCache());

            comboStatusOrder.setData(tree.getTitleCache(), tree);