Perhaps you should try some spelling variations:
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python python python programming" (Expand search)
"coder xcode java set problem" » "code code java set problem" (Expand search), "coder decoder java set problem" (Expand search), "coder xcode java et problemes" (Expand search), "coder xcode java unit problem" (Expand search), "coder codes java set problem" (Expand search), "coder xcode javacv set problem" (Expand search), "coder xcode java ee problem" (Expand search), "coder xcode java web problem" (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 xcode java set problem") OR ("api pythons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder xcode java set problem\") OR (\"api pythons python python programming\"))".
• Removing quotes may allow a broader search: (( coder xcode java set problem ) OR ( api pythons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder xcode java set problem") OR ("api pythons python python programming"))*.