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