Perhaps you should try some spelling variations:
infantry treatment » infants treatment, infancy treatment, infantry regiment
volunteer infants » volunteer inputs, volunteer bands, volunteer faith
volunteer events » volunteer tests, volunteers recent, volunteer bands
mock volunteer » mock volunteers, local volunteer, do volunteer
new mock » new monk, view mock, new mode

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: (( 7th new york ((volunteer infants) OR (volunteer events)) regiment ) OR ( 7th new mock volunteer infantry treatment )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( 7th new york ((volunteer infants) OR (volunteer events)) regiment ) or ( 7th new mock volunteer infantry treatment ))".
• Adding a wildcard symbol may retrieve word variants: (( 7th new york ((volunteer infants) OR (volunteer events)) regiment ) or ( 7th new mock volunteer infantry treatment ))*.