The phrase "acknowledged difficulty" is correct and usable in written English.
It can be used when referring to a recognized or accepted challenge or problem in a particular context.
Example: "The team faced an acknowledged difficulty in meeting the project deadline due to unforeseen circumstances."
Alternatives: "recognized challenge" or "accepted issue".
They also acknowledged difficulty in relating today's home run developments to past times.
There is a general and acknowledged difficulty in explaining how coercion by threat is possible: if the coercee defies the demand backed by the threat, it is typically irrational, because futile, for the coercer to go ahead and execute his threat.
An acknowledged difficulty for a spliced alignment tool is to properly localize an alignment in presence of nearby same-strand duplications.
Eleven respondents acknowledged difficulty in answering our survey, in that their responses to a number of questions would depend on the type of chiropractor under consideration: " Obviously not all [chiropractors] are the same...This questionnaire relates to the majority of [chiropractors], not all".
G.E. has already acknowledged difficulties selling its credit card operations as concerns grow about consumers falling behind on payments.
He had acknowledged difficulties with both drugs and alcohol, the latter being a factor in one of his two divorces.
AEG executives acknowledged difficulties with All Points West and indicated that it would need an overhaul to continue.
American officials acknowledged difficulties in seizing assets, but they said the report failed to acknowledge successes that have limited Al Qaeda's ability to operate.
In recent years, the Pentagon has acknowledged difficulties in carrying out the "don't ask, don't tell" policy, which was codified by Congress.
Bolot E. Sherniyazov, the interior minister, acknowledged difficulties assuming command of the police, but he asserted in an interview on Saturday that he was now largely in control.
Lévi-Strauss believed that he was to approach the apparent, acknowledged difficulties in the study of totemism from the viewpoint of a study of structure.
