Perhaps you should try some spelling variations:
methodology problem » methodology proposed (Expand search), methodology project (Expand search), methodology public (Expand search)
boosting method » costing method (Expand search), costing methods (Expand search), shooting method (Expand search)
using boosting » using rotating (Expand search), using boosted (Expand search), using resting (Expand search)
active cities » active citizens (Expand search), active caries (Expand search), active centres (Expand search)
method python » method method (Expand search), python python (Expand search)
coder active » copper active (Expand search), power active (Expand search), under active (Expand search)

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

• Removing quotes may allow a broader search: (( coder active cities methodology problem ) OR ( using boosting method python programming ))~.