Perhaps you should try some spelling variations:
"electrical machineering" » "electrical machining", "electrical engineering", "electrical machinery", "electrical machinesering", "electric machinesering", "electric machineryering"
"electrical engineer's" » "electrical engineering", "electrical engine", "electric engineering"
"electrical engineers" » "electrical engineering", "mechanical engineers", "chemical engineers"
"electrical machine" » "electrical machines", "electric machines", "electric machinery"

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