The phrase "a more solid basis" is correct and usable in written English.
It can be used when discussing the foundation or reasoning behind an argument, decision, or plan, indicating that it is stronger or more reliable than before.
Example: "To ensure the success of our project, we need to establish a more solid basis for our research findings."
Alternatives: "a stronger foundation" or "a firmer ground".
A new fiscal rule has put the public finances on a more solid basis.
It would provide a more solid basis for debate than banks' self-serving assertions that they should be allowed to benefit from extraordinary public guarantees, while also reaping the extraordinary private rewards of high-risk finance.
The report points out that, weighted by their export markets, mid-western manufacturers have faced a rising dollar since the late 1980s.Instead, the success has a more solid basis.
Perhaps more than ever before, there is a great need for creating transparent, integral, and comprehensive indicators that would provide a more solid basis for policy advice.
By using the experiences from this process, the paper provides a more solid basis for renewed efforts at implementation in the future.
Waldron, in his most recent work on Locke, explores the opposite claim: that Locke's theology actually provides a more solid basis for his premise of political equality than do contemporary secular approaches that tend to simply assert equality.
I think the effects of epistasis on the evolutionary potential of a protein are a much more solid basis for the authors' interpretation.
But the reason the French prime minister, Manuel Valls, recently shifted from talking about the "enslavement" of women (as a way of explaining his support for the ban) to mentioning "public order" is that this offered a potentially more solid basis for his views – which this week led to a show of divisions within the government.
aims to be a world-class research university — "that over the longer term, this will be a much more solid basis in creating the kind of critical mass of faculty in certain disciplines," Dr. Gilman said.
"The upswing in Germany has much more solid basis than people thought," Ralph Solveen, an economist at Commerzbank in Frankfurt, said.
New international agreements can provide a more solid legal basis for such seizures.
