Perhaps you should try some spelling variations:
collocations python » collocation method (Expand search), collocations with (Expand search)
basic programming » based programming (Expand search), logic programming (Expand search), conic programming (Expand search)
s collocations » _ collocations (Expand search), des collocations (Expand search), of collocations (Expand search)
coder compra » poder compra (Expand search), poder comprar (Expand search), compra compra (Expand search)
python basic » python based (Expand search), python task (Expand search), python api (Expand search)
python s » python vs (Expand search), python _ (Expand search), python c (Expand search)

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

• Removing quotes may allow a broader search: (( coder compra python basic programming ) OR ( python s collocations python programming ))~.