"notable trend" is correct and usable in written English.
You would use it to describe a trend that stands out from the rest, either positive or negative. For example: "Recent economic data show a notable trend of rising prices."
As the economy slowed before the attacks, a notable trend was already taking shape.
A notable trend was the incorporation of approaches derived from theories of learning.
The other notable trend is the depressing performance of countries in sub-Saharan Africa.
However, there is one notable trend that stands apart from the general picture of decline that I noted above.
That has been perhaps the most notable trend of the preupfront upfront weeks: cable channels bolstering original offerings.
Neither government nor part-time work shows any notable trend over the past year.Whatever its correct value, the unemployment rate exaggerates the economy's health.
The third notable trend in Christie's sale was the spectacular surge of interest taken in three-dimensional works by postwar avant-garde artists.
Quayle may have been the beneficiary of a notable trend in this week's elections: victories by people whose mothers helped them campaign.
Searching for the big pound sign Over the last few years there has been a notable trend across the higher education sector in evaluating and communicating the contribution universities make at the sub-national level.
But the buzz this year wasn't really about any particular artist or notable trend — it was all about the opening of Frieze Masters, a separate show across Regent's Park, exhibiting work made before 2000.
But it is also a sign of another notable trend: the range of work available on "e-lancing" sites is growing to encompass more complex and better-paid tasks.
