The phrase "a pattern that exists" is correct and usable in written English.
You can use it when discussing a specific pattern that is observable or identifiable in a particular context or situation.
Example: "In the data analysis, we discovered a pattern that exists in consumer behavior during the holiday season."
Alternatives: "an observable pattern" or "a discernible pattern".
"And if there's a pattern that exists today, the safest thing to do is assume the same pattern existed in the past.
Six in ten Millennials believe abortion should be available in all or most cases, which is a pattern that exists across generational lines.
The activity pattern causing crescent shaped aura is remarkably similar to a particle-like wave segment on the cortical surface, a pattern that exists only in cortex being weakly susceptible to SD.
Finally, a clustering technique called the "k-means clustering technique" was used in identifying the pattern that exists between POs. it was found the criterion of each cluster based on the mean value could produce a great indicator in identify the different types of student in achieving the PO value, while reducing the need to carry out too much data collection and analysis.
More money won't do much good if it's just added in the same pattern that exists now.
The hepatic miRNA expression pattern that exists in CHC patients before combination therapy is associated with their therapeutic outcome.
It is apparent from these graphs that, once the motif size exceeds four nodes, the graphs lose the pattern that exists with smaller motifs that have three or four nodes.
These findings were strongly influenced by high rates of acquired immunodeficiency syndrome (AIDS -related deAIDS -relatedlity pattern that existedeathsr to the introduction of combination antiretroviral therapy (cART).
The program found a five-protein pattern that existed only in the cancer patients.
What happened yesterday was that there was a return to the pattern that existed before 2000, and apparently a very heavy vote of people returning from work".
There is even some evidence that activity has rebalanced from the lopsided trade pattern that existed just before the crisis.
