Bing primarily, along with DuckDuckGo and Ixquick.
Duck is vey serious about privacy, even more so than Ixquick/Startpage.
But it's a daily temptation NOT to resort to Gargle,
as their UI strikes me as significantly less klunky than the others.
Thanks, I will try these; I don’t trust Google.
Years ago I used Dog Pile and a couple of others.