Perhaps you should try some spelling variations:
"method optimization python python programming" » "method optimization method python programming" (Expand search), "method optimization option python programming" (Expand search), "method optimization methods python programming" (Expand search), "method optimization pythons python programming" (Expand search), "method optimization piton python programming" (Expand search), "method optimization pitons python programming" (Expand search)
"coder calculation cda coding program" » "power calculation cda coding program" (Expand search), "model calculation cda coding program" (Expand search), "core calculation cda coding program" (Expand search), "coder calculation code coding program" (Expand search), "coder calculation odd coding program" (Expand search), "coder calculations ltda coding program" (Expand search), "coder calculation cda cloning program" (Expand search), "coder calculation cda loading program" (Expand search), "coder calculation cda cooling programs" (Expand search), "coder calculation cdna coding program" (Expand search), "coder calculation dna coding program" (Expand search), "coder calculation gdh coding program" (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 calculation cda coding program") OR ("method optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder calculation cda coding program\") OR (\"method optimization python python programming\"))".
• Removing quotes may allow a broader search: (( coder calculation cda coding program ) OR ( method optimization python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder calculation cda coding program") OR ("method optimization python python programming"))*.