Perhaps you should try some spelling variations:
"der prize in chemistry" » "der pike in chemistry" (Expand Search)
"rober prize in chemistry" » "robert prize in chemistry" (Expand Search), "roder prize in chemistry" (Expand Search), "romer prize in chemistry" (Expand Search)
"frobel prize in chemistry" » "robel prize in chemistry" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"rober prize in chemistry\") OR (\"der prize in chemistry\"))) OR (\"frobel prize in chemistry\"))~".
• Removing quotes may allow a broader search: (((( rober prize in chemistry ) OR ( der prize in chemistry ))) OR ( frobel prize in chemistry ))~.
• Adding a wildcard symbol may retrieve word variants: (((("rober prize in chemistry") OR ("der prize in chemistry"))) OR ("frobel prize in chemistry"))*.