The phrase "associated largely" is correct and usable in written English.
It can be used to indicate that something is primarily or mainly linked to another thing.
Example: "The symptoms of the disease are associated largely with environmental factors."
Alternatives: "primarily linked" or "mainly connected".
So why has patriotism come to be associated largely with the political right?
Hitherto the Ulster Scots movement was associated largely with the fringes of loyalism, something Ramsay and his ilk have little time for.
The remaining muscles are quite small and associated largely with feeding and the movement of internal organs.
The left-brain, associated largely with scientific activity, and the right hemisphere concerned with religious matters, must work in unison.
The variable weather conditions that are typical of high and middle latitudes are associated largely with fluctuations in the location and intensity of this boundary between air masses called the polar front.
This is a discussion associated largely with one form of native advertising on the open web: the "sponsored post" model embraced by sites like BuzzFeed, Forbes, and The Atlantic.
At the time, the record industry was recovering from several years of poor sales, and Mr. Hensler took the three labels, which had been associated but largely autonomous, and created a streamlined organization.
Among the significantly down-regulated genes, a sizable proportion encoded transcription factors, signaling proteins, and cell cycle associated proteins, largely inhibitors of cell cycle progression (Supplemental Table S1).
Variation in language ability and autistic traits were also associated with largely different nonshared environmental influences.
MAPT mutations were associated with largely symmetric, predominantly temporal lobe atrophy.
The DIY guns have, however, increasingly fitted into an emerging pattern of violence that has seen either individuals or small groups of friends or associates, largely unrelated to factions, organise "lone wolf" attacks.
