Perhaps you should try some spelling variations:
"coder code complexity based problems" » "coder code complexity and problems" (Expand search), "coder code complexity beyond problems" (Expand search), "coder code complexity index problems" (Expand search), "coder case complexity based problems" (Expand search), "coder the complexity based problems" (Expand search), "coder and complexity based problems" (Expand search), "coder code complexity posed problems" (Expand search), "coder code complexity based probes" (Expand search), "coder code complexity basic problems" (Expand search), "code code complexity based problems" (Expand search), "modern code complexity based problems" (Expand search), "color code complexity based 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code complexity based problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code complexity based problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code complexity based problems") OR ("api python python python programming"))*.