Perhaps you should try some spelling variations:
"rober prize in chemistry" » "romer prize in chemistry" (Expand Search), "kober prize in chemistry" (Expand Search), "lober prize in chemistry" (Expand Search)
"robert prize in chemistry" » "romert prize in chemistry" (Expand Search), "kobert prize in chemistry" (Expand Search), "lobert prize in chemistry" (Expand Search)
"roder prize in chemistry" » "oder prize in chemistry" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("rober prize in chemistry") OR ("robert prize in chemistry"))) OR ("roder prize in chemistry"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"rober prize in chemistry\") OR (\"robert prize in chemistry\"))) OR (\"roder prize in chemistry\"))".
• Removing quotes may allow a broader search: (((( rober prize in chemistry ) OR ( robert prize in chemistry ))) OR ( roder prize in chemistry )).
• Adding a wildcard symbol may retrieve word variants: (((("rober prize in chemistry") OR ("robert prize in chemistry"))) OR ("roder prize in chemistry"))*.