Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con giap dan slippers" » "don gian dan slippers", "ton giao dan slippers", "con gian dan slippers", "con giao dan slippers", "con gian dac slippers", "con giap dan slippery", "con giap dan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("con giap dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con giap dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con giap dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con giap dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.