Freindship has been started vs Friendship had been started

Some examples from the web:

• Wars have never been started by honest intellectuals.
• The submitted projects must not have been started or already completed.
• Wars have been started over less.
• The glucocorticoid replacement therapy may require adjustment after NutropinAq therapy has been started.
• Now we have to continue the work which has been started.
• The Swedish government has seen to it that a police investigation has been started.
• Intensive work has been started to improve and make more effective the management of Union resources.
• For Debian packages the pkg-flash project on Alioth has been started.
• Since 1960, not a single large company has been started up in Sweden.
• However such mobilization had not been started in time.
• Discussion on how to prevent such accidents in the future has already been started on various lists.
• The #MandalasForMarinke project has now been started.
• The Audi MMI connect app must have been started on your mobile device.
• Many projects have been started in the particular Churches in preparation for the Jubilee Year.
• Initial programmes have been started in Mexico and Senegal.
• Kivuli Street Children Project has been started by Koinonia Community andsupported from Italy by Amani Onlus.
• Let us deepen what has been started.
• No channel list is displayed after TV tuner has been started.
• The production of biologic olive oil have been started during the 90's.
• Projects have been started which depended on the Constitution for their legitimacy.

Some examples from the web:

• Our friendship started by driving around Manhattan and eating breakfast in the middle of the night.
• That's how our friendship started.
• This friendship even started before the shooting.
• Very strong friendships have started in our classrooms and have continued outside of them.
• My friendship with Luis started because I was fascinated when I saw him perform.
• I mean, war started, friendships were split.
• And that's how the friendship between the three started.
• Yves Behar and Forrest North unveil Mission One, a sleek, powerful electric motorcycle. They share slides from distant childhoods that show how collaboration kick-started their friendship - and shared dreams.
• And our friendship, it started off like any other.
• In Torre del Lago Salvatore made acquaintance with Giacomo Puccini who had just moved to the hamlet himself; the two started a friendship destined to last for over a quarter of a century.
• And with another cosmic hop they left Kyzyl and Tuva but probably to be invited back in the near future, renewing the friendship, which started to sprout...
• That concert was almost exclusive, since Apparatjik only had concerts in Berlin, London and Fl that year! Last year Jonas produced a special animation film for Fl. So, as you can see, everything started with friendship.
• Having been started through hunger, friendship, revenge, or religious ritual, the eating of human flesh goes on to habitual cannibalism.
• Our friendship had a major part in it.
• I regret our friendship had to end this way.
• Wars have never been started by honest intellectuals.
• It felt like I hade never left the country and that the old friendships had multiplied and intensified.
• To convince himself that your friendship had dignity and importance.
• Who would have thought b.'S friendship had a term limit?
• The submitted projects must not have been started or already completed.