The phrase "a much larger network of" is correct and usable in written English.
It can be used when discussing an extensive system or interconnected group, often in contexts like technology, social structures, or ecosystems.
Example: "The research revealed a much larger network of relationships among the species than previously understood."
Alternatives: "a significantly broader network of" or "a far more extensive network of".
Furthermore, Japan Post has a much larger network of branches than its potential rivals.
The collectors harvest intelligence from a much larger network of unpaid sources, some of whom don't even realize they are being treated as informants.
The idea of transforming the group from a hard core of plucky vigilantes into a much larger network of part-time citizen inspectors sprang from an unexpected source.
Instead, you have built up a much larger network of Facebook friends, many of whom have been clicking the Like button on restaurant pages.
The website has a much larger network of users than any of the other social networks discussed.
Perhaps most impressively, Julie Uhrman announced that OUYA had shipped in March as the original Kickstarter had promised, that a much larger network of retail partnerships have been formed than most industry insiders expect, and that there are around 100 games available at launch (including a mix of vintage titles like Canabalt along with brand-new games).
"By grouping together my small network with six others I now have a much larger network - and a network that can help all of us rather than just me.
We thus argue that the random sampling technique may allow extension of our approach to a much larger network in the future.
With a larger population and much larger network of international partners, the Republic of Korea could have defended itself from North Korea.
Perhaps the fundamental fallacy of Davos is that its a geographically constrained closed network of a select few when we live in a world where presidents of nations, and CEOs of companies like AirBnB, are interacting with a much larger open network of humanity through social media.
We observed a much larger amount of network traffic and data communication during real-time migration than during settlement.
