Looking on the internet deeply has found these results:

I have never been that keen is the most popular phrase on the web.

I have never been keen using 10 results on the web	I have never been that keen 1117 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.	Now I have never been that keen to do Kili. I mean seriously, any mountain that has a route named after a global soft drink doesn't really inspire my adventurous �... Jul 8, 2015 ... Don't get me wrong, I have never been that keen on an In/Out referendum in Britain � but then again, I'm not shouting from the rooftops about�... Aug 9, 2010 ... I have never been that keen on the INDEPENDENT'S Pink List, but I was touched to find myself a Pink national treasure. My girlfriend got a new�... Oct 21, 2007 ... Personally, I have never been that keen on phones, either for receiving or making calls. The do seem a bit rude and intrusive. The question of�...

I have never been keen using

10 results on the web

I have never been that keen

1117 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.

Now I have never been that keen to do Kili. I mean seriously, any mountain that has a route named after a global soft drink doesn't really inspire my adventurous �...
Jul 8, 2015 ... Don't get me wrong, I have never been that keen on an In/Out referendum in Britain � but then again, I'm not shouting from the rooftops about�...
Aug 9, 2010 ... I have never been that keen on the INDEPENDENT'S Pink List, but I was touched to find myself a Pink national treasure. My girlfriend got a new�...
Oct 21, 2007 ... Personally, I have never been that keen on phones, either for receiving or making calls. The do seem a bit rude and intrusive. The question of�...