Perhaps you should try some spelling variations:
chemistry department » chemistry experiments, hemisphere department, chemistry development
chemistry sediment » chemistry experiment, chemistry experiments
chemistry spaces » chemistry species, chemistry snakes, chemistry surfaces
chemistry stacey » chemistry state, chemistry strategy, chemistry study
chemistry space » chemistry some, chemistry simple

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 spaces ) OR ( advances in chemistry stacey ))) OR ( advances in chemistry space ))) OR ((( advances in chemistry sediment ) OR ( advances in chemistry department )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((( advances in chemistry spaces ) OR ( advances in chemistry stacey ))) or ( advances in chemistry space ))) or ((( advances in chemistry sediment ) or ( advances in chemistry department ))))".
• Adding a wildcard symbol may retrieve word variants: (((((( advances in chemistry spaces ) OR ( advances in chemistry stacey ))) or ( advances in chemistry space ))) or ((( advances in chemistry sediment ) or ( advances in chemistry department ))))*.