Perhaps you should try some spelling variations:
chemistry special » chemistry social, chemistry chemical, chemistry section
chemistry metrics » chemistry methods, chemistry materials, chemistry mechanics
chemistry series » chemistry species, chemistry studies, chemistry sources
chemistry optics » chemistry topics, chemistry basics, chemistry outlines
chemistry erich » chemistry africa, chemistry ethics, chemistry eco

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 (((chemistry metrics) OR (chemistry optics)))) ))) OR ( advances in 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 (((chemistry metrics) OR (chemistry optics)))) ))) or ( advances in chemistry special ))".
• Adding a wildcard symbol may retrieve word variants: (((( advances in chemistry series ) or ( advances in ((chemistry erich) or (((chemistry metrics) OR (chemistry optics)))) ))) or ( advances in chemistry special ))*.