Perhaps you should try some spelling variations:
"coder coding _ controller java" » "coder coding _ controller anova" (Expand search), "coder coding _ controller area" (Expand search), "coder coding _ controller and" (Expand search), "modern coding _ controller java" (Expand search), "color coding _ controller java" (Expand search), "odor coding _ controller java" (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 _ controller java") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding _ controller java\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding _ controller java ) OR ( api python python python programming ))*.