title: why this htaccess code uses 12 Entry Process?
body: <pre><code>SeEnvIfNoCase User-Agent "^MJ12bot" not-allowed
  SetEnvIfNoCase User-agent (MJ12bot) not-allowed=1
  SetEnvIfNoCase User-Agent "^Mail.RU_Bot" not-allowed
  SetEnvIfNoCase User-agent (Mail.RU_Bot) not-allowed=1
  SetEnvIfNoCase User-Agent "^Mail.RU" not-allowed
  SetEnvIfNoCase User-Agent "^Qwantify" not-allowed
  SetEnvIfNoCase User-Agent "^YandexBot" not-allowed
  SetEnvIfNoCase User-Agent "^YandexMobileBot" not-allowed
  SetEnvIfNoCase User-Agent "^Seznambot" not-allowed
  SetEnvIfNoCase User-Agent "^Daum" not-allowed
  SetEnvIfNoCase User-Agent "^DotBot" not-allowed
  SetEnvIfNoCase User-Agent "^Baidu" not-allowed
  SetEnvIfNoCase User-Agent "^SemrushBot" not-allowed
  SetEnvIfNoCase User-Agent "^BLEXBot" not-allowed
  SetEnvIfNoCase User-agent (Mail.RU_Bot) not-allowed=1
  SetEnvIfNoCase User-agent (Qwantify) not-allowed=1
  SetEnvIfNoCase User-agent (SeznamBot) not-allowed=1
  SetEnvIfNoCase User-agent (YandexBot) not-allowed=1
  SetEnvIfNoCase User-agent (YandexMobileBot) not-allowed=1
  SetEnvIfNoCase User-agent (Daum) not-allowed=1
  SetEnvIfNoCase User-agent (DotBot) not-allowed=1
  SetEnvIfNoCase User-agent (Baidu) not-allowed=1
  SetEnvIfNoCase User-agent (SemrushBot) not-allowed=1
  SetEnvIfNoCase User-agent (BLEXBot) not-allowed=1
  </code></pre>
  
  <p>I have set it in .htaccess file to block some bots it works but uses 12 Entry Process. why?
  and which one is correct?</p>
  
  <pre><code>SeEnvIfNoCase User-Agent "^example" not-allowed
  </code></pre>
  
  <p>Or</p>
  
  <pre><code>SetEnvIfNoCase User-agent (example) not-allowed=1
  </code></pre>