Use "american english" in a sentence

1. characters representing all the common sounds of world speech, and approximately 50 of those letters represent sounds common to American English

2. ‘Stevens thinks that it’s unlikely that he speaks anything but English – American English – so Heathrow was his best guess

3. The American English colonies were founded by the motivation of greed

4. The Civil Administrator had been to the State University of California and spoke first- class American English; he was sympathetic, but declared that prisoners were nothing to do with him, being the concern of the Army