Perhaps you should try some spelling variations:
java programming » and programming (Expand search), based programming (Expand search), goal programming (Expand search)
clones decrease » changes decrease (Expand search), loss decrease (Expand search), causes decreased (Expand search)
decrease java » decrease and (Expand search), decrease hiv (Expand search), decrease akt (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
python based » action based (Expand search)
based python » based path (Expand search), and python (Expand search), gate python (Expand search)
code clones » some clones (Expand search), cane clones (Expand search), cafe clones (Expand search)

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

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