Adding some on here to keep them in one place.
Spelling mistake: Not really a mistake, but Large Aircraft Crash Off Airport
What the correct spelling should be: Aircraft Accident Off Airport - Large (or Code D or something of the sorts)
Where the word can be found: Knowledge
Spelling mistake: Scolded
What the correct spelling should be: Scalded
Where the word can be found: Scolded by hot liquid (https://www.missionchief.co.uk/einsaetze/483)
Spelling mistake: Railway Embankement
What the correct spelling should be: Railway Embankment
Where the word can be found: https://www.missionchief.co.uk/einsaetze/211 / 212 / 213 / 214