Perhaps you should try some spelling variations:
functional problems » functional profile (Expand search), emotional problems (Expand search), functional products (Expand search)
decrease processes » disease processes (Expand search), defense processes (Expand search), decay processes (Expand search)
decrease decrease » decrease release (Expand search), disease decreases (Expand search), decrease sucrose (Expand search)
method functional » method fractional (Expand search), metodo functional (Expand search), method function (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)
python and » python based (Expand search)
and method » and methods (Expand search), based method (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 decrease processes ) OR ( python AND method functional problems ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease owing decrease decrease processes ) OR ( python and method functional problems ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease owing decrease decrease processes ) OR ( python and method functional problems ))*.