The phrase 'be largely attributed to' is a correct and usable phrase in written English, and you can use it whenever you need to attribute something (such as an idea, success, or accomplishment) to a particular source.
For example, "The success of this project can be largely attributed to the hard work of the team."
"This can be largely attributed to the consequences of milder winters on cub survival," he said.
The price decline, he said, can be largely attributed to the turbulence of financial markets.
The reduction in leaching potential can be largely attributed to the formation of these stable oxides.
The rapid spread of Venetian styles and glassmaking techniques can be largely attributed to the craftsmen of Altare.
The surge in spending on durable goods can be largely attributed to the "cash for clunkers" program, which many conservative economists have criticized as wasteful and ineffective.
Pettitte holds advantages in strikeout rate and strikeout-to-walk ratio, but that can be largely attributed to strikeouts having been on the rise throughout his career.
The decline last year can be largely attributed to the hammering of stock and option awards granted early in 2009, when stock prices were at their nadir.
Bullock's estimated earnings of $51 million in the past year can be largely attributed to Gravity, which took $715 million worldwide and won seven Oscars.
The success of crowd counting methods in the recent years can be largely attributed to deep learning and publications of challenging datasets.
The current state of affairs may be largely attributed to the fact that technology is emerging at a rate far higher than product developers are able to accommodate.
Obviously, the physics for ferroelectric polymers is different from that for ceramics/liquid crystals and can be largely attributed to the long-chain nature of semicrystalline polymers.
