Perhaps you should try some spelling variations:
"coder spatial complexity and problem" » "coder social complexity and problem" (Expand search), "coder textual complexity and problem" (Expand search), "order spatial complexity and problem" (Expand search), "over spatial complexity and problem" (Expand search), "under spatial complexity and problem" (Expand search)
"using codigo python python programming" » "using codigo pythons python programming" (Expand search), "using codigo piton python programming" (Expand search), "using codigo pitons python programming" (Expand search), "using indigo python python programming" (Expand search), "using coding python python programming" (Expand search), "using codium 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 spatial complexity and problem") OR ("using codigo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder spatial complexity and problem\") OR (\"using codigo python python programming\"))*".
• Removing quotes may allow a broader search: (( coder spatial complexity and problem ) OR ( using codigo python python programming ))*.