The phrase "a preoccupation on" is not correct in standard English; the correct preposition is "with." You can use "a preoccupation with" when discussing a strong interest or concern about a particular subject or issue.
Example: "Her preoccupation with environmental issues drives her to volunteer for various conservation projects."
Alternatives: "an obsession with" or "a fixation on".
The Obama research team began digging into his Hyde Park associations, including William Ayers, the founder of the Weather Underground who had become a preoccupation on conservative blogs, and Mr. Wright.
But, by the same token, if we can flip the narrative, and shine the spotlight on stories of achievement, we can shift from what Hansen called "a preoccupation on loss" to the "inspiration of possibilities".
The blending of the ancient and the modern is a preoccupation of her novels on many levels, and comes through in the way she addresses gender.
How much do you have to know when you see a country blowing up on television?" A preoccupation of her fiction is the moral point where the bystander becomes complicit.
Intelligence, of the real, human kind, has been a preoccupation for Norvig from early on.
While Dr Kedrosky's doctorate is in economics rather than medicine, death seems to be a major preoccupation on his mind.
The nephew of a sprightly woman of eighty-odd, who has spent most of a happy life in Greenwich, reports that her friends have been worried lately by what seemed an untypical preoccupation on her part with death.
By Jack Iams and Robert MacMillan The New Yorker, July 2, 1973 P. 23 The nephew of a sprightly woman of eighty-odd, who has spent most of a happy life in Greenwich, reports that her friends have been worried lately by what seemed an untypical preoccupation on her part with death.
On the one hand they share a preoccupation with "the matter of Ireland"; on the other, they have recourse to different kinds of language and imagery.
How we start wearing scarves: "Ditto the purse, a preoccupation that steals in on you like fog," writes Diane Johnson.
But many of the women I spoke to who admit to a preoccupation with food verging on the obsessive balked at the notion that they might have an eating disorder.
