And I've tried and tried to say.

我累了，为什么要一遍一遍地说。

youdao

I've tried the roots of trees, and I've tried Banks, and I've tried hedges, 'the Pigeon went on, without attending to her;' but those serpents!

“我试了树根，试了河岸，还试了篱笆，”鸽子继续说着，并不注意她，“可是这些蛇！”

youdao

I've tried to be patient and wait for my chance and have always tried to do my best when I've been given it.

我试着耐心些，等待机会，有机会的话我总是竭尽全力的。

youdao

I've tried to suggest through these stories and these arguments some sense of the risks and temptations, of the perils and the possibilities.

以上我是想向大家说明，这些故事和争论,展示的风险与诱惑，挑战与机遇。

耶鲁公开课 - 公正课程节选

You could tell your friend that you've tried it and it didn't work by using the "I've already" pattern.

你可以用“I've already”句型告诉你朋友，你已经用过了，却没什么效果。

I've already 课堂 - SpeakingMax英语口语达人

And I think I've tried to do that.

我一直努力去那样做。

普林斯顿公开课 - 人性课程节选

I've tried it, I've tried it and I enjoy it but I also enjoy fish and chips and roast beef.

BBC: News Online

I've been broken-hearted and broken some hearts, I've tried running hard from my pain.

NPR: Judy Collins, From Both Sides Now

But I've tried and I believe it's better to have tried and failed than not to have tried at all.

BBC: Archaeologists believe no Spitfires buried in Burma