Looking on the internet deeply has found these results:

at an unsettling speed is the most popular phrase on the web.

at a speed that is unsettling 10 results on the web	at an unsettling speed 112 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Mar 19, 2013 ... The whole process happens at an unsettling speed. (214). DeMan's rhetoric, as Jacques Derrida might say, �supplements� Baudelaire and�... Mar 17, 2011 ... These shorter versions are fully achieved polemics and they have an entirely different feel: searing images flashing by at an unsettling speed. Nov 14, 2013 ... When happy, it becomes more agile, treading ground at an unsettling speed. The strength of its emotion dictates how much of a boost it�... A new kind of fear took seed in me, a fear of every possible thing: dodgy aircraft that ascended at an unsettling speed; small, wooden fishing boats out at sea;�...

at a speed that is unsettling

10 results on the web

at an unsettling speed

112 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Mar 19, 2013 ... The whole process happens at an unsettling speed. (214). DeMan's rhetoric, as Jacques Derrida might say, �supplements� Baudelaire and�...
Mar 17, 2011 ... These shorter versions are fully achieved polemics and they have an entirely different feel: searing images flashing by at an unsettling speed.
Nov 14, 2013 ... When happy, it becomes more agile, treading ground at an unsettling speed. The strength of its emotion dictates how much of a boost it�...
A new kind of fear took seed in me, a fear of every possible thing: dodgy aircraft that ascended at an unsettling speed; small, wooden fishing boats out at sea;�...