libraries/bot-dialogs/src/main/java/com/microsoft/recognizers/text/utilities/FormatUtility.java [63:82]:
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    public static String removeDiacritics(String query) {
        if (query == null) {
            return null;
        }

        String norm = Normalizer.normalize(query, Normalizer.Form.NFD);
        int j = 0;
        char[] out = new char[query.length()];
        for (int i = 0, n = norm.length(); i < n; ++i) {
            char c = norm.charAt(i);
            int type = Character.getType(c);

            if (type != Character.NON_SPACING_MARK) {
                out[j] = c;
                j++;
            }
        }

        return new String(out);
    }
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libraries/bot-dialogs/src/main/java/com/microsoft/recognizers/text/utilities/QueryProcessor.java [100:119]:
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    public static String removeDiacritics(String query) {
        if (query == null) {
            return null;
        }

        String norm = Normalizer.normalize(query, Normalizer.Form.NFD);
        int j = 0;
        char[] out = new char[query.length()];
        for (int i = 0, n = norm.length(); i < n; ++i) {
            char c = norm.charAt(i);
            int type = Character.getType(c);

            if (type != Character.NON_SPACING_MARK) {
                out[j] = c;
                j++;
            }
        }

        return new String(out);
    }
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