Perhaps you should try some spelling variations:
"human moines periodicals." » "human lines periodicals.", "human bones periodicals.", "human mites periodicals.", "human motives periodicals.", "human joints periodicals.", "human doings periodicals."
"human cases periodicals." » "human gases periodicals.", "human caves periodicals.", "human classes periodicals.", "human causes periodicals.", "human case periodicals.", "human caspases periodicals."
"human bees periodicals." » "human diabetes periodicals.", "human indexes periodicals.", "human devices periodicals.", "human bites periodicals.", "human beast periodicals.", "human bones 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 bees periodicals.") or ("human moines periodicals."))) or ("human cases periodicals."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("human bees periodicals.") OR ("human moines periodicals."))) OR ("human cases periodicals."))*.
• Removing quotes may allow a broader search: (((( human bees periodicals. ) or ( human moines periodicals. ))) or ( human cases periodicals. ))*.