Perhaps you should try some spelling variations:
"coder codes java complex problems" » "coder codes java complex projects" (Expand search), "coder codes naval complex problems" (Expand search), "coder codes brava complex problems" (Expand search), "coder codes parva complex problems" (Expand search), "color codes java complex problems" (Expand search), "order codes java complex problems" (Expand search), "code code java complex problems" (Expand search), "coder codes ana complex problems" (Expand search), "coder codes davi complex problems" (Expand search), "coder xcode java complex 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 codes java complex problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder codes java complex problems\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder codes java complex problems ) OR ( api python python python programming ))*.