Perhaps you should try some spelling variations:
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python python python programming" (Expand search)
"coder coder coding cost function" » "coder modern coding cost function" (Expand search), "coder color coding cost function" (Expand search), "coder odor coding cost function" (Expand search), "coder decoder coding cost function" (Expand search), "code code coding cost function" (Expand search), "decoder codec coding cost function" (Expand search), "coder coder holding cost function" (Expand search), "coder coder costing cost function" (Expand search), "coder coder coding co function" (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 coding cost function\") OR (\"via python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder coding cost function ) OR ( via python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder coding cost function") OR ("via python python python programming"))*.