Perhaps you should try some spelling variations:
volunteer infants » volunteer inputs, volunteer bands, volunteer events
workers volunteer » workers volunteers, others volunteer, words volunteer
worker volunteer » workers volunteers, words volunteer, brother volunteer
infants regiment » infants treatment, its regiment
new workers » new yorker, new markers, line workers
new worker » new yorker, new work, new marker
infantry » infant, infancy

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 worker volunteer infants regiment ) OR ( 7th new workers volunteer infantry regiment )).
• Adding a wildcard symbol may retrieve word variants: (( 7th new worker volunteer infants regiment ) or ( 7th new workers volunteer infantry regiment ))*.