Perhaps you should try some spelling variations:
"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)
"coder coder and physics problems" » "coder decoder and physics problems" (Expand search), "code code and physics problems" (Expand search), "decoder codec and physics problems" (Expand search), "coder coder and physical problems" (Expand search), "coder code and physics problems" (Expand search), "coder codes and physics problems" (Expand search), "coder poder and physics problems" (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 coder and physics problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and physics problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder and physics problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder and physics problems") OR ("api python python python programming"))*.