DDG's first page was only fake sites and wrong answers.
Google gave me the right answer right away (in the positions 2 and 3)
(for those who don't know legacy electronics: I was looking for the box with labeled pins, like on first page of https://www.turus.com.tr/class/INNOVAEditor/assets/PDF/MM584... )
"free energy" use to produce countless results that now require extra keywords.
Under "free energy suppression" you find professionally crafted hatemongering. The actual list of claimants is huge, non of it is here. https://peswiki.com/directory:suppression#Wiki_2796702
"free energy device" also produces really crappy results compared to what it was.
It only seems like things argued not to exist may or must be scrubbed from seach results. Astrology wasn't scrubed nor was any religion. Everything has its history too!
Google also censors some results in controversial categories, where Bing/Yahoo return what I am looking for. I don't trust a search engine that censors entire categories of results.
I am not an adwords user but anecdotes in another HN thread seems to affirm that Google is due to be disrupted: https://news.ycombinator.com/item?id=21667484