Perhaps you should try some spelling variations:
"economist" » "economic", "economies", "economie"
"economists" » "economics", "economiess", "economies"
"economicss" » "economicos", "economicas", "economiccs"
"economicus" » "oeconomicus", "economicos", "economicas"

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: ("economist" OR (("economists" OR "economics") OR ("economicss" OR "economicus"))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(\"economist\" or ((\"economists\" or \"economics\") or (\"economicss\" OR \"economicus\")))".
• Removing quotes may allow a broader search: ( economist or (( economists or economics ) or ( economicss OR economicus ))).
• Adding a wildcard symbol may retrieve word variants: ("economist" or (("economists" or "economics") or ("economicss" OR "economicus")))*.