The phrase 'demonstrated a pattern' is correct and can be used in written English.
You can use it to describe an event in which something clearly follows a particular pattern or model. For example, "The children's reading test results demonstrated a pattern of improvement over the course of the year."
It said that Hasan demonstrated "a pattern of poor judgment and a lack of professionalism".
In subsequent months I fooled myself into believing his random successes demonstrated a pattern of improvement.
But James A. Amann, a Democrat who is House majority leader, said he it demonstrated "a pattern that fits with all the other lapses surrounding Mr. Rowland".
Mr. Giuliani's spokeswoman, Sunny Mindel, said his efforts on behalf of the families demonstrated a pattern of advocacy for disaster victims.
The dynamics of specific IgG titer demonstrated a pattern with the release of the antigen from 3 types of ARD.
"Maximus has demonstrated a pattern of questionable behavior in West Virginia and other states in pursuit of government contracts," Mr. Hevesi wrote in a letter sent to the mayor on Friday.
Ford used Firestone's warranty data to demonstrate a pattern of problems with certain Firestone products.
Two Hobbs Act violations, in turn, can demonstrate a "pattern of racketeering activity" that entitles victims to triple damages under the federal racketeering law known as RICO.
She has another option: disinherit her daughter by demonstrating a pattern of "ungratitude," Mr. Kiejman said, noting that Madame Bettencourt does not want to pursue this choice.
This narrowing of the case made an already difficult job of demonstrating a pattern of illicit trading more difficult, the report said.
The move would make it easier for the union to demonstrate a pattern of anticompetitive behavior by the company, but may slow the inquiry down, lawyers said.
