Engine stats - semantic scholar

Engine name	Scores	Result count	Response time	Reliability
semantic scholar				0

Errors and exceptions

Exception	httpx.HTTPStatusError	Percentage	100
Parameter	400Bad Requestwww.semanticscholar.org
Filename	searx/search/processors/online.py:118
Function	_send_http_request
Code	response = req(params['url'], **request_args)

**Version of SearXNG, commit number if you are using on master branch and stipulate if you forked SearXNG**
Repository: https://github.com/searxng/searxng
Branch: master
Version: 2023.5.6+0aade75e

**How did you install SearXNG?**

**What happened?**

**How To Reproduce**

**Expected behavior**

**Screenshots & Logs**

**Additional context**

**Technical report**

Error
  * Error: httpx.HTTPStatusError
  * Percentage: 100
  * Parameters: `('400', 'Bad Request', 'www.semanticscholar.org')`
  * File name: `searx/search/processors/online.py:118`
  * Function: `_send_http_request`
  * Code: `response = req(params['url'], **request_args)`

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