Perhaps you should try some spelling variations:
"coder coding optimization and problem" » "coder cooling optimization and problem" (Expand search), "coder modeling optimization and problem" (Expand search), "coder routing optimization and problem" (Expand search), "modern coding optimization and problem" (Expand search), "color coding optimization and problem" (Expand search), "odor coding optimization and problem" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding optimization and problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding optimization and problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding optimization and problem ) OR ( api python python python programming ))*.