Perhaps you should try some spelling variations:
"electrical engineers's" » "electric engineering", "electrical engine", "electronics engineer's"
"electrical engineer's" » "electrical engine", "electric engineering", "electronics engineers"
"electrical engineer'ss's" » "electrical engines's", "electric engineerings's", "electronics engineerss's"

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: (("electrical engineer's") OR ((((("electrical engineers's") OR ("electrical engineer'ss's"))) OR ("electrical engineering")))).
• Removing quotes may allow a broader search: (( electrical engineer's ) or ((((( electrical engineers's ) or ( electrical engineer'ss's ))) or ( electrical engineering )))).
• Adding a wildcard symbol may retrieve word variants: (("electrical engineer's") or ((((("electrical engineers's") or ("electrical engineer'ss's"))) or ("electrical engineering"))))*.