Perhaps you should try some spelling variations:
"coder coding optional _ programming" » "coder coding fractional _ programming" (Expand search), "modern coding optional _ programming" (Expand search), "color coding optional _ programming" (Expand search), "odor coding optional _ programming" (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), "manim 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 optional _ programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding optional _ programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding optional _ programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding optional _ programming") OR ("api python python python programming"))*.