The phrase "a pattern of gradual" is correct and usable in written English.
It can be used to describe a slow and steady change or development over time.
Example: "The research revealed a pattern of gradual improvement in the participants' performance over the course of the study."
Alternatives: "a trend of gradual" or "a progression of gradual".
But the trouble is, these junctures are markers forming a pattern of gradual decline.
Tadpole metamorphosis follows a pattern of gradual development of forelimbs and hind limbs, resorption of the tail, shortening of the intestine, disappearance of the gills, and development of lungs.
Throughout his career Ben has demonstrated a pattern of gradual but steady improvement.
Song Sparrow songs show a great deal of variation within locales, and a pattern of gradual and subtle geographic change, so it is not obvious how or why our subjects performed the discrimination.
Here we found that OCT4 protein expression showed a pattern of gradual increase from normal cervix to cervical carcinoma in situ and then to invasive cervical cancer.
Until now, our knowledge of the diversity of ring species has arisen primarily from the field of taxonomy, with experts on the taxonomy of particular groups occasionally noticing a pattern of gradual variation between quite divergent forms.
A similar pattern of gradual truth recovery has occurred in many Latin American countries that underwent tyranny.In other cases the removal of one set of despots paves the way for another "received" truth which people question at their peril.
A single population of normal sized people inhabiting Palau over an extended time, as in scenario 2, would most likely follow a standard pattern of gradual change in cultural markers and land and resource use.
A similar pattern of gradual resolution over time was evident for both the fatigue and mood disturbance illness dimensions.
A contrasting pattern of gradual stabilization of PML protein level was achieved upon increasing duration of CK2 inhibition, but the increase was not statistically significant enough (Supplementary Figure S-3b).
Using WC preparations of B. pilosicoli and B. innocens respectively as plate-coating antigens, in the cohorts from both farms a similar pattern of gradual and highly significant (P < 0.0001) increases in IgG levels to both preparations was observed from 6 to 22 weeks.
