If you have exceeded the number of requests per day, information may be included in the response header. It must comply with the restrictions described in the conditions of use.
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Responses That Do Not Return Results
Sometimes the servers processing service requests may be overloaded, and you may receive answers that do not contain results for requests that will usually receive results. To identify this situation, check the HTTP response headers. If the X-MS-BM-WS-INFO HTTP header is set to 1, it is best to wait a few seconds and try again.
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