The phrase "changes intermittently" is correct and usable in written English
You can use it when you want to describe something that fluctuates or alters frequently but not in a consistent pattern. For example: The weather in the region changes intermittently, making it difficult to plan outdoor activities.
The overall flame shape for these conditions was observed to change intermittently from symmetric to asymmetric mode with increasing turbulence intensity.
During the depositional period of KT-II, the open platform water energy changed intermittently, leading to the alternate deposition of high-energy shoals, low-energy shoals, and inter shoals (the low-lying land between shoals).
But it is the unswerving sureness of the musical choices — guitars twisting like vines around plain chord changes, an intermittently keening cello, a steady pulse like dripping water — that holds you mesmerized.
Conquered by Alexander the Great in 335 334 bce, it came under the rule of the ʿAbbāsid Arabs at the end of the 7th century ce and changed hands intermittently in the next 600 years until the establishment of the Turkmen Ramazan dynasty in 1378.
Change group assignments intermittently, because there can be genuine conflict.
The spectra intermittently change in a random way during the evolution.
The tilting of the polar inclination and the low altitude cause the SELENE orbits to intermittently change from retrograde to prograde orbits.
The difference (95% CI) in the adjusted rate of change in the intermittently treated inmates as compared to continuously treated inmates was −1.60 (−1.06, −1.06), resulting in the intermittent ART group inmates lost CD4 cells at an average adjusted rate of 0.93 cells per month.
To keep participants fixated and attending, the fixation square intermittently changed from black to white or vice versa.
