Perhaps you should try some spelling variations:
methodological problems » methodological process (Expand search), methodological profile (Expand search), methodological proposals (Expand search)
change methodological » science methodological (Expand search), and methodological (Expand search), the methodological (Expand search)
action change » motion change (Expand search), active change (Expand search), fractions change (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder action » border action (Expand search), under action (Expand search), power action (Expand search)
using nested » using boosted (Expand search), using next (Expand search)

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

• Removing quotes may allow a broader search: (( coder action change methodological problems ) OR ( using nested python python programming ))~.