Perhaps you should try some spelling variations:
"7th new workers volunteer infantry regiment" » "7th new workers volunteers infantry regiment", "7th new worker volunteer infantry regiment", "7th new others volunteer infantry regiment", "7th new markers volunteer infantry regiment", "7th new workers volunteer infant regiment", "7th new workers volunteer infants regiment"
"7th new workers volunteer infancy regiment" » "7th new workers volunteers infancy regiment", "7th new worker volunteer infancy regiment", "7th new others volunteer infancy regiment", "7th new workers volunteer impact regiment", "7th new workers volunteer infancy treatment", "7th new markers volunteer infancy regiment"
"7th new yorker volunteer infantry regiment" » "7th new worker volunteer infantry regiment", "7th new workers volunteers infantry regiment", "7th new yorkshire volunteer infantry regiment", "7th new york volunteer infantry regiment", "7th new york's volunteer infantry regiment", "7th new yorker volunteer infant regiment", "7th new yorker volunteer infants regiment"

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 workers volunteer infantry regiment") OR ("7th new yorker volunteer infantry regiment"))) OR ("7th new workers volunteer infancy regiment")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"7th new workers volunteer infantry regiment\") OR (\"7th new yorker volunteer infantry regiment\"))) or (\"7th new workers volunteer infancy regiment\"))".
• Removing quotes may allow a broader search: (((( 7th new workers volunteer infantry regiment ) OR ( 7th new yorker volunteer infantry regiment ))) or ( 7th new workers volunteer infancy regiment )).
• Adding a wildcard symbol may retrieve word variants: (((("7th new workers volunteer infantry regiment") OR ("7th new yorker volunteer infantry regiment"))) or ("7th new workers volunteer infancy regiment"))*.