Perhaps you should try some spelling variations:
combining general » combining several, combining generic, combining generator
commander general » commerce general, computer general, comments general
cancer general » cancer genetic, cancer gene, water general
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: ((combining general) OR (((commander general) OR (((cancer general) OR (under general)))))) of the united states army.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((combining general) or (((commander general) or (((cancer general) OR (under general)))))) of the united states army".
• Adding a wildcard symbol may retrieve word variants: ((combining general) or (((commander general) or (((cancer general) OR (under general)))))) of the united states army*.