Perhaps you should try some spelling variations:
worker volunteer » workers volunteers, words volunteer, brother volunteer
yorker volunteer » workers volunteers, yorkshire volunteer, brother volunteer
new worker » new workers, new work, new marker
new yorker » new york, new york's
infantry » infant, infants, infancy
regiment » regimen, regimes, regime

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