> Fabrice Couvreur <mailto:fabrice1.couvreur@gmail.com>
> 30. Juli 2015 19:37
> Hi,
> In the code below, how to make the line hyphenation is in the first 
> column and not in the second.
>
You can add

     \setuptolerance[verytolerant]

to give ConTeXt more freedom where it breaks the lines.

Wolfgang