The phrase "prior contact" is correct and usable in written English.
You can use it when expressing that there has been communication or contact between two parties before a particular event or action. For example, "Our company had prior contact with the client before they agreed to purchase our product."
In a statement, the department said they had not had prior contact with Souvannarath.
In 70percentt of all family-related homicides, there was no known prior contact with the police, Ms. Jimenez said.
It also reveals that 16 people were murdered last year in cases where police had prior contact with the victims.
Or hardly ever: he may decide, if a major celebrity is on hand, to bend the rule and grant him or her the supreme privilege of prior contact.
They found girls in residential treatment, group homes, and foster care; a third of the victims had prior contact with the child-welfare system.
"There's no prior contact, nothing has surfaced," said Corinne Geller, the spokeswoman for the Virginia State Police.
His prior contact with her, after a local musical revue in which she had performed, was brief.
"Before September 10, if there had been prior contact between the three of them... then you might expect that there might have been some contact between them when all together at the studio.
"The police, like almost everyone else, think that if you're looking for someone who has committed a serious crime, you are looking for someone who has had prior contact with the police".
But the young couple who killed 14 in San Bernardino, California, in December had no prior contact with Isis, and only pledged allegiance to its leader (on Facebook) minutes after their attack was under way.
On their computer-generated lists, every name came with a one-to-five scale based on prior contact — one being committed to Mr. Obama, five being four-square for the Republican nominee, Senator John McCain.
