Perhaps you should try some spelling variations:
java programming » and programming (Expand search), based programming (Expand search), goal programming (Expand search)
decrease ratio » decreased ratio (Expand search), decrease at (Expand search), decreased rate (Expand search)
ratio decrease » to decrease (Expand search), rats decreases (Expand search)
decrease java » decrease and (Expand search), decrease hiv (Expand search), decrease akt (Expand search)
python based » action based (Expand search)
loop python » tool python (Expand search), hadoop python (Expand search), logic python (Expand search)
based loop » based flood (Expand search), based droop (Expand search), based low (Expand search)

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

• Removing quotes may allow a broader search: (( decrease ratio decrease java programming ) OR ( python based loop python programming ))~.