The phrase "asked so often" is correct and usable in written English.
It can be used to describe a question or request that is frequently posed or inquired about.
Example: "The question of whether we should implement a four-day workweek is one that has been asked so often in recent discussions."
Alternatives: "frequently asked" or "commonly inquired".
That's a question that all rock bands loathe, not least because it's asked so often.
I'd been asked so often whether I was considering leaving Israel, but I never thought before about living somewhere else.
But these days, they are asked so often about their child-rearing plans that they roll their eyes oh-so-subtly when it comes up.
(He is asked so often about how he does it that he keeps a video on his cellphone to show just that).
"I'm asked so often to represent both sides and I'm in that fortunate position, irresponsible position, of choosing who I like.
Being asked so often to look for God's presence made me want to be more aware of it, an experience not unlike gathering for worship on a Sunday morning, when the liturgy of the church makes me aware of things seen and unseen, attentive to the known and unknown.
1. Question he is asked most: "How do you make a dance?" Well, I get asked that so often that I just make up completely different answers each time.
No one imagined that the new élan would become a ghost haunting us years later, prompting people to ask, "Didn't The Post used to be better?" I was asked that so often as the decades wore on that I came up with a stock wisecrack: "It always used to be better".
"People have asked me so often over the years: 'Are you a folk singer?
Mariangela asked "Why?" so often while growing up that her grandmother jokingly nicknamed her "Miss Why".
Have our tickets come?" Mother asked Kishen so often that he began to believe there was some weakness in her mind.
