Perhaps you should try some spelling variations:
special working » spatial working, special forging, specific working
social working » local working, social looking, social networking
social works » social work's, social work, social worka

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: ((((((social working) OR (special working))) OR (social works))) OR (social (work OR york))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((social working) or (special working))) or (social works))) or (social (work OR york)))".
• Adding a wildcard symbol may retrieve word variants: ((((((social working) or (special working))) or (social works))) or (social (work OR york)))*.