The phrase "attempted many times" is correct and usable in written English.
You can use it to describe repeated efforts to achieve something over a period of time.
Example: "Despite having attempted many times to solve the puzzle, she still couldn't find the solution."
Alternatives: "tried repeatedly" or "made several attempts".
Harold Tillman, chairman of the British Fashion Council, attributes his success in bringing British talent home – something that has been attempted many times – to a combination of boardroom know-how and a little light arm-twisting.
Making GPS more accurate and/or reliable by combining it with other sensors and applying sophisticated data processing techniques has been attempted many times.
"Such a transition from farming to foraging for wild foods may have been done or attempted many times since the origins of farming," she says.
He was so burdened that he attempted, many times in his thoughts, to take his life under a tree.
These kinds of experiments have been attempted many times on several pathways.
If you've attempted many times to stop your dog's fear of thunder, medication is always a possible option.
We don't know when they attempted, how many times they attempted to do that".
These questions can be attempted as many times as necessary, but participants must achieve at least 70% pass.
"The test for the FTSE will be the resistance seen around 4350-4400 and whilst today's rally is encouraging, [can] the FTSE carry on higher to take out 4500? There's little evidence to show that it can, considering how it has attempted that many times through May and June".
"She had attempted suicide many times before.
Peters's fourth observation concerns the difficulty MOBA artists seem to have in successfully rendering noses: he writes that a nose will be attempted so many times that the work takes on a third dimension as paint is reapplied over and over.
