"difficulty in managing" is correct and usable in written English.
You can use it to refer to the challenges of taking care of something, organizing something, or seeing something through to completion. For example, "The company was facing difficulty in managing its finances after the pandemic."
Boyd and colleagues explored the frequency and magnitude of 'health care task difficulties' (defined as 'perceived difficulty in managing healthcare management tasks') experienced by older adults with multimorbidity [ 14].
One source suggested he was weak and was having difficulty in managing stairs.
Stress-related eating is increasingly cited as a difficulty in managing healthy eating behaviors and weight.
A central theme of her research was the hazardous nature of radioactive waste and the difficulty in managing it.
UTIs had a transformative effect on Guy's mood, resulting in feeling low, which then culminated in a perception of difficulty in managing an infection.
But the debate on a host of wider issues highlights the bloc's difficulty in managing the euro-zone debt crisis while simultaneously framing longer-term policy.
Since he took over Al Qaeda in 2011, Mr. Zawahri has had difficulty in managing the disparate groups within Al Qaeda's constellation, terrorism experts say.
These contextual factors were then grouped under two macro-factors: the degree of difficulty in managing the purchase and the impact of the purchase on the project.
Yesterday's tragedy underlined the difficulty in managing one of the biggest religious events in the world, which attracted more than 2.5 million people from almost 180 countries this year.
The row is another example of Farage's difficulty in managing his party as he forges Ukip's reputation for straight-talking politics at the same time as pledging to wipe out any intolerance among its ranks.
And a visit by Mrs Clinton to Beijing this week served only to underscore the difficulty in managing their rivalry.The two sides disagree about the cause of the problem.
