Looking on the internet deeply has found these results:

over the past few years is the most popular phrase on the web.

over the past afew years 10 results on the web	over the past few years 11,410,000 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.	Over the past few years I have worked abroad. I have made a lot of money during the last few years. I have made a lot of money over the last�... chasm between us and the United States to widen even more over the past few years. europarl.europa.eu. europarl.europa.eu. En raison de ces deux. Jun 13, 2014 ... 1: In the past few years I have learnt a lot about super cars. 2: Over the past few years I have learnt a lot about super cars. grammar prepositions�... Sep 7, 2012 ... ... at the homeless shelter for the past few years. I was taking belly dancing classes over the past few years, but now I'm learning the tango.

over the past afew years

10 results on the web

over the past few years

11,410,000 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.

Over the past few years I have worked abroad. I have made a lot of money during the last few years. I have made a lot of money over the last�...
chasm between us and the United States to widen even more over the past few years. europarl.europa.eu. europarl.europa.eu. En raison de ces deux.
Jun 13, 2014 ... 1: In the past few years I have learnt a lot about super cars. 2: Over the past few years I have learnt a lot about super cars. grammar prepositions�...
Sep 7, 2012 ... ... at the homeless shelter for the past few years. I was taking belly dancing classes over the past few years, but now I'm learning the tango.