Perhaps you should try some spelling variations:
"coder coding time complexity problems" » "coder coding time complex problems" (Expand search), "coder coding time completion problems" (Expand search), "coder coding time complete problems" (Expand search), "coder coding the complexity problems" (Expand search), "coder coding regime complexity problems" (Expand search), "coder coding case complexity problems" (Expand search), "modern coding time complexity problems" (Expand search), "color coding time complexity problems" (Expand search), "odor coding time complexity problems" (Expand search), "coder holding time complexity problems" (Expand search), "coder loading time complexity 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 coding time complexity problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding time complexity problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding time complexity problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding time complexity problems") OR ("api python python python programming"))*.