Perhaps you should try some spelling variations:
"anthropology chavin" » "anthropology chris", "anthropology david", "anthropology chapter"
"anthropology alain" » "anthropology spain", "anthropology aat", "anthropology alps"
"anthropology can" » "anthropology band", "anthropology care", "anthropology case"

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: (("anthropology alain") OR ((("anthropology chavin") OR ("anthropology can")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"anthropology alain\") or (((\"anthropology chavin\") OR (\"anthropology can\"))))".
• Removing quotes may allow a broader search: (( anthropology alain ) or ((( anthropology chavin ) OR ( anthropology can )))).
• Adding a wildcard symbol may retrieve word variants: (("anthropology alain") or ((("anthropology chavin") OR ("anthropology can"))))*.