Perhaps you should try some spelling variations:
"coder coding robust controller complexity" » "coder coding robust control complexity" (Expand search), "coder modeling robust controller complexity" (Expand search), "coder finding robust controller complexity" (Expand search), "coder using robust controller complexity" (Expand search), "modern coding robust controller complexity" (Expand search), "color coding robust controller complexity" (Expand search), "odor coding robust controller 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 robust controller complexity\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding robust controller complexity ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding robust controller complexity") OR ("api python python python programming"))*.