missing backtik
removed unnecessary parentheses
replaced forgo by forgot
typo, replaced form by from
Revert "missing backtik"

This reverts commit a0de6888d20c1a58637b6cd68b0105b8b52cd2d4 as it's intended for 2.5.
minor #4130 A set of small typos (Baptouuuu)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes #4130).

Discussion
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A set of small typos

| Q                  | A
| ---------------- | ---
| Doc fix?        | yes
| New docs?   | no
| Applies to     | 2.3+
| Fixed tickets |

Commits
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9060c60 Revert "missing backtik"
5484b40 typo, replaced form by from
8cf66f3 replaced forgo by forgot
0d38c05 removed unnecessary parentheses
1fc47f2 missing backtik