Perhaps you should try some spelling variations:
function variable » functional variables (Expand search), function variants (Expand search), function variant (Expand search)
variable problem » variable probit (Expand search), variable power (Expand search), variable prices (Expand search)
coder function » modern function (Expand search), power function (Expand search), over function (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder coder » coder decoder (Expand search), code code (Expand search), decoder codec (Expand search)
api python » rpa python (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 coder function variable problem ) OR ( api python python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder coder function variable problem ) OR ( api python python python programming ))*.