And google marks your ip as a bot. I did this three years ago in one of my DO proxies. Google still asks me to confirm a captcha when I do a search.
An easy way to get around it is to login to a Google account. Google allows you to use even the most trashed and abused TOR exit nodes as long as you're logged in.
Step 1 - Setup a CSE to search entire web: https://support.google.com/customsearch/answer/2631040?hl=en
Step 2 - Use the CSE API: https://developers.google.com/custom-search/json-api/v1/over...