Perhaps you should try some spelling variations:
"human devices periodicals." » "human services periodicals.", "human sources periodicals.", "human resources periodicals.", "human deviance periodicals.", "human service periodicals."
"human genes periodicals." » "human genomes periodicals.", "human bees periodicals.", "human games periodicals.", "human gene periodicals.", "human genetics periodicals.", "human genetic periodicals."
"human game periodicals." » "human games periodicals.", "human flame periodicals.", "human care periodicals.", "human gaze periodicals.", "human gene periodicals.", "human gait periodicals."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("human devices periodicals.") or ((("human genes periodicals.") or ("human game periodicals."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("human devices periodicals.") OR ((("human genes periodicals.") OR ("human game periodicals.")))).
• Removing quotes may allow a broader search: (( human devices periodicals. ) or ((( human genes periodicals. ) or ( human game periodicals. )))).
• Adding a wildcard symbol may retrieve word variants: (("human devices periodicals.") or ((("human genes periodicals.") or ("human game periodicals."))))*.