Perhaps you should try some spelling variations:
decrease cohesion » decrease adhesion (Expand search), decrease cooperation (Expand search)
decrease owing » decrease lodging (Expand search), decrease during (Expand search), decrease in (Expand search)
owing decrease » taping decrease (Expand search), will decrease (Expand search), skins decrease (Expand search)
cohesion scale » cohesion scales (Expand search), cohesion sociale (Expand search), adhesion scale (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)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease owing decrease NOT decrease ) OR ( decrease rate decrease cohesion scale ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease owing decrease not decrease ) OR ( decrease rate decrease cohesion scale ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease owing decrease not decrease ) OR ( decrease rate decrease cohesion scale ))*.