Explanation:

Search engines work by crawling hundreds of billions of pages using their own web crawlers. These web crawlers are commonly referred to as search engine bots or spiders. A search engine navigates the web by downloading web pages and following links on these pages to discover new pages that have been made available
Answer:
On several occasions, Andrea Yates tried to kill (her children), and still at her first trial found her (innocent/not guilty)
Explanation: