Perhaps you should try some spelling variations:
"coder computation _ coding programming" » "coder computation _ solving programming" (Expand search), "coder computation _ cone programming" (Expand search), "coder computation _ conic programming" (Expand search), "modern computation _ coding programming" (Expand search), "core computation _ coding programming" (Expand search), "color computation _ coding programming" (Expand search)
"python and python python programming" » "python and pythons python programming" (Expand search), "python and piton python programming" (Expand search), "python and pitons python programming" (Expand search), "python based python python programming" (Expand search), "python in python python programming" (Expand search), "python on python python programming" (Expand search), "python api 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 computation _ coding programming") OR ("python and python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder computation _ coding programming\") OR (\"python and python python programming\"))".
• Removing quotes may allow a broader search: (( coder computation _ coding programming ) OR ( python and python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder computation _ coding programming") OR ("python and python python programming"))*.