Perhaps you should try some spelling variations:
methodologies problem » methodological problem (Expand search), methodology problem (Expand search), methodological problems (Expand search)
study methodologies » study methodology (Expand search), and methodologies (Expand search), active methodologies (Expand search)
coder commons » rogers commons (Expand search), under common (Expand search), modern common (Expand search)
commons study » commons estudo (Expand search), comon study (Expand search), commons today (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using python » usando python (Expand search), in python (Expand search)
using using » housing using (Expand search), aging using (Expand search), ring using (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder commons study methodologies problem ) OR ( using using python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder commons study methodologies problem ) OR ( using using python python programming ))*.