Value Set not available for 'Value Set' Field Query

SELECT flex_value_set_name,
       vt.meaning validation_type_meaning,
       ft.meaning format_type_meaning,
       v.description,
       v.flex_value_set_id
FROM fnd_flex_value_sets v,
     fnd_lookups vt,
     fnd_lookups ft,
     fnd_flex_validation_tables t
WHERE (UPPER (flex_value_set_name) LIKE :1
       AND (   flex_value_set_name LIKE :2
            OR flex_value_set_name LIKE :3
            OR flex_value_set_name LIKE :4
            OR flex_value_set_name LIKE :5))
      AND (    vt.lookup_type = 'SEG_VAL_TYPES'
           AND vt.lookup_code = v.validation_type
           AND ft.lookup_type = 'FIELD_TYPE'
           AND ft.lookup_code = v.format_type
           AND v.flex_value_set_id = t.flex_value_set_id(+)
           AND v.flex_value_set_name NOT LIKE '$FLEX$.%'
           AND v.validation_type IN ('I', 'F')
           AND v.format_type = 'C'
           AND v.alphanumeric_allowed_flag = 'Y'
           AND v.uppercase_only_flag = 'N'
           AND v.numeric_mode_enabled_flag = 'N'
           AND ( (v.validation_type = 'I' AND v.maximum_size <= 30)
                OR (    v.validation_type = 'F'
                    AND v.maximum_size <= 80
                    AND t.id_column_type IN ('C', 'V')
                    AND t.id_column_size <= 30
                    AND t.value_column_type IN ('C', 'V')
                    AND t.value_column_size <= 80)))
ORDER BY v.flex_value_set_name;