Perhaps you should try some spelling variations:
methodology problems » methodology problem (Expand search), methodology process (Expand search), methodological problems (Expand search)
science methodology » surface methodology (Expand search), scientific methodology (Expand search)
costing python » costing method (Expand search), using python (Expand search)
actio science » action science (Expand search), fiction science (Expand search), motion science (Expand search)
using costing » using coating (Expand search), using boosting (Expand search), using coatings (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder actio » poder acto (Expand search), border action (Expand search), under action (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 actio science methodology problems ) OR ( using costing python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder actio science methodology problems ) OR ( using costing python python programming ))*.