Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai van we snippets" » "thai van we snippets", "ha van we snippets", "hai tan we snippets", "hai van de snippets", "hai van le snippets", "hai can we snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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