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