Perhaps you should try some spelling variations:
commanding general » commands general, comparing general, commanding external
commander general » commerce general, cancer general, computer general
combining general » combining several, combining generic, combining generator
army » arms

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((commanding general) OR (commander general))) OR (combining general)) of the united states army.
• Adding a wildcard symbol may retrieve word variants: ((((commanding general) or (commander general))) or (combining general)) of the united states army*.