i would say reg free unless this could be of use to someone depending on the language the " ` " takes some worth away to us (because it isn't in our language) but you can make big bucks if you find out the language.
I think the difficulty with these names is that if jòb and gò are not actual words, in another language, then the owners of job.com and go.com will come down on you like a ton of bricks.. should you ever decide to promote them.