Looking on the internet deeply has found these results:

Learning French isn't easy is the most popular phrase on the web.

Learning the French isn't easy 1632 results on the web	Learning French isn't easy 1880 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
As far as the ski instructors are concerned, their row with the French is only part of the argument. It provides a guarantee that British lamb sold The war with the French is over! Getting killed by the French is my only solution. Mr President, my French is not very good One thing that's always surprised me about the French is the importance they attach to food. to the French is safe. dare I say	She's learning French right now so she can be more like Jackie Onassis. He is currently learning French as an alternative activity... They lived happily ever after, though she had great difficulty with English, and Peter never succeeded in learning French. We're learning French and German from a Victrola. I have a feeling it's not learning French or playing Pebble Beach. She's learning French, amongst other things. Tom is very interested in learning French. Tom didn't seem terribly interested in learning French.

Learning the French isn't easy

1632 results on the web

Learning French isn't easy

1880 results on the web

More popular!

As far as the ski instructors are concerned, their row with the French is only part of the argument.
It provides a guarantee that British lamb sold
The war with the French is over!
Getting killed by the French is my only solution.
Mr President, my French is not very good
One thing that's always surprised me about the French is the importance they attach to food.
to the French is safe.
dare I say

She's learning French right now so she can be more like Jackie Onassis.
He is currently learning French as an alternative activity...
They lived happily ever after, though she had great difficulty with English, and Peter never succeeded in learning French.
We're learning French and German from a Victrola.
I have a feeling it's not learning French or playing Pebble Beach.
She's learning French, amongst other things.
Tom is very interested in learning French.
Tom didn't seem terribly interested in learning French.