The phrase "a clear progression" is correct and usable in written English.
It can be used to describe a logical or understandable advancement or development in a process, argument, or narrative.
Example: "The report outlines a clear progression from initial research to final conclusions, making it easy to follow the author's thought process."
Alternatives: "an evident advancement" or "a distinct development".
A follow-up study was completed 10 months later because there was a clear progression in symptoms; the lower limb muscles became progressively more wasted and the patient became aware of fasciculations in the lower limbs.
There is a clear progression of more advanced mathematics.
The pattern of their demographic change shows a clear progression.
Even in the absence of the composer's subtitles, however, the music shows a clear progression.
"With the development of more vocationalism at A-level, our degree courses provide a clear progression for students who would not normally have considered higher education," says Lloyd.
The testing service said the work "demonstrates a clear progression from traditional forms to pieces that are much more sculpturally adventurous".
Mucinous ovarian tumors are an unusual group of rare neoplasms with an apparently clear progression from benign to borderline to carcinoma, yet with a controversial cell of origin in the ovarian surface epithelium.
The sequence variants do not display a clear-cut progression with time, at least during the time points that clonal variants were surveyed.
Status epilepticus models of epileptogenesis possess the advantage of a clear-cut progression from initial insult to chronic epilepsy in contrast to electrical kindling where a predominantly time-dependent protocol is usually administered.
For example, although a clear molecular progression profile corresponding to histopathologic progression can be identified in some cancers, in fact only a small percentage of these cancers present with the 'classic' genetic mutation profile.
I was looking for a career with structure, stability, and clear progression.
