Perhaps you should try some spelling variations:
"operation optimization python python programming" » "operational optimization python python programming" (Expand search), "extraction optimization python python programming" (Expand search), "simulation optimization python python programming" (Expand search), "operation optimization method python programming" (Expand search), "operation optimization option python programming" (Expand search), "operation optimization methods python programming" (Expand search), "operation optimization pythons python programming" (Expand search), "operation optimization piton python programming" (Expand search), "operation optimization pitons python programming" (Expand search)
"coder functions using and programming" » "power functions using and programming" (Expand search), "order functions using and programming" (Expand search), "colour functions using and programming" (Expand search), "coder function using and programming" (Expand search), "coder reactions using and programming" (Expand search), "coder functions using _ programming" (Expand search), "coder functions using goal programming" (Expand search), "coder functions using an programming" (Expand search), "coder functions housing and programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder functions using and programming") OR ("operation optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder functions using and programming\") OR (\"operation optimization python python programming\"))".
• Removing quotes may allow a broader search: (( coder functions using and programming ) OR ( operation optimization python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder functions using and programming") OR ("operation optimization python python programming"))*.