The phrase "alone provides a" is correct and usable in written English.
It can be used when emphasizing that something by itself is sufficient to offer or supply a particular quality or result.
Example: "This method alone provides a clear understanding of the complex topic."
Alternatives: "solely offers a" or "independently delivers a".
That fact alone provides a powerful justification for the study of financial history".
This fact alone provides a very different perspective on Australian Aboriginal culture.
And so, with enough people watching his streams, the income from advertising alone provides a living.
When puffs of air dislodge body particles, body heat alone provides a "convection plume" to convey them.
Still, it has done good service – it alone provides a quarter of Victoria's base load electricity needs.
This Court has never held, however, that finality, standing alone, provides a sufficient reason for federal courts to compromise their protection of constitutional rights under § 2254.
Climate change alone provides an inadequate explanation for land-use dynamics.
But this increase alone provides an extremely incomplete picture of the effect of the price reduction, as I will demonstrate later.
After three years experience at TWC, here is what we can report: Twitter alone provides an incredible reach where we routinely see more than one billion people receiving tweets using the storm name.
But it has long been recognized that this legal obligation alone provides an inadequate explanation for taxpaying behavior,2 just as legal obligations generally offer an inadequate explanation for most law-abiding activity.
If so, that ability might explain how two traits--an instinctive dance and the ability to understand it--both evolved when neither one alone provides an advantage.
