The phrase "a few intense" is correct and usable in written English.
It can be used to describe a limited number of experiences, emotions, or situations that are characterized by strong feelings or high levels of energy.
Example: "After a few intense discussions, we finally reached a consensus on the project direction."
Alternatives: "several intense" or "a handful of intense".
The bulk of erosion was hence produced by a few intense thunderstorms during this period.
The greatest risk for a few "intense, long-tracked tornadoes" will be through Wednesday night.
Yohkoh observed a few intense flares which produced both strong gamma-ray lines and electron bremsstrahlung continuum.
They exist in terms of a few intense, even sensational scenes; they are made to be revealed briefly and climactically.
People who had never met before recognised each other as colleagues and in a few intense hours became friends.
McKenna and Pennington have seen a marketing niche in football grounds, where mainly young men, with high levels of disposable income, spend a few intense hours every week.
Change does not happen in a few days' intense negotiation.
"Work on a few small, intense projects to test what it would be like when you're both stressed in a high-pressure environment".
However, a MRI brain revealed a few hyper intense white matter lesions.
That was finalised in a few days' intense work shortly after the Hungarian Grand Prix last month but since then there has been no further activity and Red Bull have not yet exercised their option on the Australian.
The result of inverting the cross-correlations is a brightness function showing the distribution of backscatter down to very small scales, less than the width of a normal receiver beam, distinguishing between situations where the beam is evenly filled with electrons and those where the scatter comes from a few discrete intense structures, the study of which could produce exciting new science.
