Perhaps you should try some spelling variations:
decrease estatal » decrease striatal (Expand search), decrease total (Expand search), decreased total (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
estatal setor » estatal sob (Expand search), estado setor (Expand search), estatal aspectos (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
toc decrease » to decrease (Expand search), the decrease (Expand search), not 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 rate decrease toc decrease ) OR ( decrease AND decrease estatal setor ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rate decrease toc decrease ) OR ( decrease AND decrease estatal setor ))*.