The phrase "a rather frequent occurrence" is correct and usable in written English.
It can be used to describe an event or situation that happens often or with regularity.
Example: "In our office, late arrivals have become a rather frequent occurrence, leading to discussions about punctuality."
Alternatives: "a quite common event" or "a fairly regular happening."
And that seems to be a rather frequent occurrence.
Among the latter is the so-called mother's kiss, a remedy for removing foreign objects from a child's nose, a rather frequent occurrence among children ages 2 to 5. The technique calls for a parent to press shut the child's unaffected nostril with her finger, then place her mouth over the child's mouth and deliver a short but sharp puff of air to expel the object from the obstructed nostril.
A number of studies have reported insufficient function of the hypothalamic-pituitary-adrenal (HPA) axis (e.g. lowered production of cortisol [ 16, 17]) and a rather frequent occurrence of autonomic nervous system dysfunction in patients with CFS [ 16, 18].
This suggestion may also be supported by the rather frequent occurrence of aura symptoms in CH sufferers.
The evaluation of Doppler ultrasound results showed that the level of blood flow in cerebrovascular system was characterized by rather frequent occurrence (80%) and mild to moderate circulatory disorders.
Delayed dissemination is rather frequent; its occurrence, however, restricts life expectancy to less than 5 months (Gragoudas et al, 1991).
When you pay attention to the news and politics as much as I do, you get to a point where a facepalm is a frequent occurrence.
It's a good refuge if a shower breaks out, a frequent occurrence in Brittany.
When a moral theme bubbles up — a frequent occurrence for such a chill, indie show — it's pedantic.
Hugging up to 50,000 people in a 20-hour session, a frequent occurrence in India, would seem to leave no time for her to direct those projects.
"A formal grievance is not a frequent occurrence," he admits.
