Perhaps you should try some spelling variations:
"coder _ optimization algorithms function" » "coder _ optimization algorithm function" (Expand search), "coder _ optimization algorithms functional" (Expand search), "coder _ optimization algorithmic functions" (Expand search), "coder _ optimization algorithms selection" (Expand search)
"api pitons python python programming" » "api pitons pythons python programming" (Expand search), "api pitons piton python programming" (Expand search), "api pitons pytm python programming" (Expand search), "api citons python python programming" (Expand search), "api pitoni python python programming" (Expand search), "api pitoes python python 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 _ optimization algorithms function") OR ("api pitons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ optimization algorithms function\") OR (\"api pitons python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ optimization algorithms function ) OR ( api pitons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ optimization algorithms function") OR ("api pitons python python programming"))*.