Perhaps you should try some spelling variations:
"Coronal scheduling problems" » "Coronal scheduling problem" (Expand Search)
coronal scheduling » crane scheduling (Expand Search)
coronal shedding » viral shedding (Expand Search)
"Coronal shedding problem" » "Coronal scheduling problem" (Expand Search), "Coronal setting problem" (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: (("Coronal shedding problem") OR ("Coronal scheduling problems"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"Coronal shedding problem\") OR (\"Coronal scheduling problems\"))".
• Removing quotes may allow a broader search: (( Coronal shedding problem ) OR ( Coronal scheduling problems )).
• Adding a wildcard symbol may retrieve word variants: (("Coronal shedding problem") OR ("Coronal scheduling problems"))*.