Perhaps you should try some spelling variations:
"coder xcode java complex problem" » "coder xcode java complex problems" (Expand search), "coder xcode naval complex problem" (Expand search), "coder xcode brava complex problem" (Expand search), "coder xcode parva complex problem" (Expand search), "code code java complex problem" (Expand search), "coder decoder java complex problem" (Expand search), "coder codes java complex problem" (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 xcode java complex problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder xcode java complex problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder xcode java complex problem") OR ("api python python python programming"))*.