Perhaps you should try some spelling variations:
"coder coding refactoring effects complexity" » "coder coding refactoring impacts complexity" (Expand search), "coder code refactoring effects complexity" (Expand search), "coder mining refactorings effects complexity" (Expand search), "coder concerns refactoring effects complexity" (Expand search), "coder coding refactoring projects complexity" (Expand search), "coder coding refactoring ethics complexity" (Expand search), "coder coding refactoring effect complexifying" (Expand search), "modern coding refactoring effects complexity" (Expand search), "color coding refactoring effects complexity" (Expand search), "odor coding refactoring effects complexity" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding refactoring effects complexity\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding refactoring effects complexity ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding refactoring effects complexity") OR ("api python python python programming"))*.