Perhaps you should try some spelling variations:
"psychologist" » "psychological", "psychology", "sociologist"
"psychologists" » "psychologicals", "psychologys", "sociologists", "psychological"
"psychologys" » "psychology"
"psychologie" » "psychology", "psychologiques", "psychological"
"psychologies" » "psychologys", "psychologiquess", "psychologicals", "psychologiques", "psychological", "psychology"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ("psychologist" or (("psychologists" or ("psychologys" OR "psychologie")) or "psychologies"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ("psychologist" OR (("psychologists" OR ("psychologys" OR "psychologie")) OR "psychologies")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(\"psychologist\" or ((\"psychologists\" or (\"psychologys\" OR \"psychologie\")) or \"psychologies\"))".
• Removing quotes may allow a broader search: ( psychologist or (( psychologists or ( psychologys OR psychologie )) or psychologies )).
• Adding a wildcard symbol may retrieve word variants: ("psychologist" or (("psychologists" or ("psychologys" OR "psychologie")) or "psychologies"))*.