The phrase "a rather common" is correct and usable in written English.
It can be used to describe something that is frequently encountered or widely known.
Example: "This is a rather common misconception about the topic that many people believe."
Alternatives: "a fairly typical" or "a quite frequent".
One must freeze the butter, then freeze the stuffed breasts to avoid their incurring a (rather common) leak.
This is a rather common situation here, where houses are passed down to children or are bought by neighbors.
George Osborne Dear Mr Osborne This is, I'm afraid to say, a rather common syndrome that affects senior politicians.
"You'd think that waking up would be a rather common event in people's lives," Dr. Al Lewy said dryly of the dearth of information.
His final meltdown gathers pace when a rather "common" Brummie biker couple arrive armed with a cheap tent and intentions to build a bonfire.
And a rather common technique is recounts; sometimes a manual recount, sometimes taking more time, it would be rather like looking more closely at the film of a photo finish.
The authorities in China have been trying to crack down on financial fraud and government officials who flee with state assets, a rather common occurrence in a country where corruption is widespread.
It begins with a rather common 270-268 winning scenario for Mr. Obama, in which he winds up losing Ohio, but salvages the election by winning Nevada and Virginia.
They represent a rather common benign condition with a prevalence of 4 to 7%% [7, 13, 26].
This suggests that cortex has a rather common function which lies beyond those usually leading to the distinction of functional areas.
Contamination of drinking groundwater sources by naturally occurring radioactive materials (NORM) is a rather common problem in several regions in the Middle East and the Arabian Gulf.
