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