Perhaps you should try some spelling variations:
histochemistry periodicals » biochemistry periodicals, geochemistry periodicals, chemistry periodicals
spectrometry periodicals » spectroscopy periodicals, geometry periodicals, electrochemistry periodicals
optometry periodicals » biometry periodicals, poetry periodicals, poultry periodicals
mass » maps

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

• Performing a fuzzy search may retrieve terms with similar spellings: mass ((((spectrometry periodicals) or (histochemistry periodicals))) or (optometry periodicals)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mass ((((spectrometry periodicals) OR (histochemistry periodicals))) OR (optometry periodicals))..
• Adding a wildcard symbol may retrieve word variants: mass ((((spectrometry periodicals) or (histochemistry periodicals))) or (optometry periodicals)).*.