The phrase "a single request for" is correct and usable in written English.
It can be used when referring to one specific request made for something, often in formal or professional contexts.
Example: "I am submitting a single request for additional funding to support our project."
Alternatives: "one request for" or "a lone request for".
He did not grant a single request for clemency.
"Yet until now, there has not been heard even a single request for pardon".
Note: Some categories allow for a single request for payment to multiple payees.
Dr. Lees sent such proposals to 30 or 40 different companies without receiving a single request for a serious interview.
The UN is demanding an immediate ceasefire, pointing out that not a single request for access to the worst-hit areas has been granted so far this year.
We find that a single request for a receipt causes a 17percentnt rise in the probability of a receipt being released for a sale occurring shortly thereafter, causing on average more than two receipts to be released.
For example, a single request may ask for the removal of more than one URL or for the disclosure of information for multiple users.
"For most people, a single charge for a single request might not be a problem, except for people on low incomes," he said.
After generating a single request, this user module waited for the given inter-arrival time duration before generating a successive request.
The number of policies required to reach a decision for a single request ranges from 3 to 7 (with a mean of 4.79) and the number of attributes ranges from 4 to 13 (with a mean of 7.65).
We also make the realistic assumption that attribute values are cached during the evaluation of a policy for a single request in order to avoid unnecessary attribute fetches and to guarantee correct evaluation of policies that require the same attribute multiple times in the presence of out-of-band attribute updates.
