Perhaps you should try some spelling variations:
"coder coding decoding challenge based" » "coder coding pending challenge based" (Expand search), "coder coding upcoming challenges based" (Expand search), "coder coding ongoing challenge based" (Expand search), "coder encoding decoding challenge based" (Expand search), "coder reading decoding challenge based" (Expand search), "coder joint decoding challenge based" (Expand search), "coder coding decoding challenge and" (Expand search), "modern coding decoding challenge based" (Expand search), "color coding decoding challenge based" (Expand search), "odor coding decoding challenge based" (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 decoding challenge based") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding decoding challenge based\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding decoding challenge based ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding decoding challenge based") OR ("api python python python programming"))*.