Gamescore Reset in 2011ish, it's 2017. Can I Reearn them yet?

Not on that account. Gamerscore resets are permanent.

I cannot reearn them and Microsoft did not reset them.

If you want to reearn those achievements, you will have to create a new account. When you're given a gamerscore reset, you can never reearn those achievements.

You would have to create a new account in order to reearn the achievements. There's no way to have them reset otherwise.

You were given a gamerscore reset because the enforcement team found that you had gotten achievements through illegitimate means. You cannot reearn any of the achievements you previously had. You would need to create a new account if you want to reearn them.