Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat vi de snippets" » "phat va de snippets", "phat gi de snippets", "phat vi do snippets", "phan vi de snippets", "pham vi de snippets", "phap vi de 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: (((("phat vi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phat vi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat vi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat vi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.