Perhaps you should try some spelling variations:
chemistry specimen » chemistry species, chemistry specific, chemistry experiment
chemistry sediment » chemistry experiment, chemistry experiments, chemistry department
chemistry special » chemistry social, chemistry chemical, chemistry section
chemistry series » chemistry species, chemistry studies, chemistry sources
chemistry erich » chemistry metrics, chemistry africa, chemistry ethics

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: "((((\"advances in chemistry series\") or (\"advances in chemistry erich\"))) or (\"advances in ((((chemistry specimen) OR (chemistry sediment))) OR (chemistry special))\"))".
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((((\\"advances in chemistry series\\") or (\\"advances in chemistry erich\\"))) or (\\"advances in ((((chemistry specimen) OR (chemistry sediment))) or (chemistry special))\\"))\"".
• Removing quotes may allow a broader search: (((( advances in chemistry series ) or ( advances in chemistry erich ))) or ( advances in ((((chemistry specimen) OR (chemistry sediment))) or (chemistry special)) )).