Perhaps you should try some spelling variations:
"coder code complexity competitive problems" » "coder code completely competitive problems" (Expand search), "coder code complex competitive problems" (Expand search), "coder code competitiva competitive problems" (Expand search), "coder code complexity competitions problems" (Expand search), "coder code complexity competitive process" (Expand search), "coder code complexity competition problem" (Expand search), "coder case complexity competitive problems" (Expand search), "coder the complexity competitive problems" (Expand search), "coder and complexity competitive problems" (Expand search), "code code complexity competitive problems" (Expand search), "modern code complexity competitive problems" (Expand search), "color code complexity competitive 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 competitive problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code complexity competitive problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code complexity competitive problems") OR ("api python python python programming"))*.