Perhaps you should try some spelling variations:
competing python » competing on (Expand search)
component convex » component context (Expand search), component cone (Expand search), componente conexa (Expand search)
using competing » testing competing (Expand search), among competing (Expand search), using coupling (Expand search)
convex program » convex programs (Expand search), conviver program (Expand search), softex program (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder tree » modern tree (Expand search), under tree (Expand search), poder tres (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 tree component convex program ) OR ( using competing python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder tree component convex program ) OR ( using competing python python programming ))*.