Perhaps you should try some spelling variations:
decrease invariant » decreases ovarian (Expand search), decreased ovarian (Expand search)
invariant pattern » invariant factors (Expand search)
decreased blood » decreases blood (Expand search), increased blood (Expand search), decreased bone (Expand search)
blood decrease » blood degree (Expand search), blood disease (Expand search), loss decrease (Expand search)
decrease the » decreases the (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and decrease (Expand search), _ decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (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: "(( decrease in decrease the decrease ) OR ( decreased blood decrease invariant pattern ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease in decrease the decrease ) OR ( decreased blood decrease invariant pattern ))*.