Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat hat do snippets" » "phat ha do snippets", "phap phat do snippets", "pham nhat do snippets", "phat hat doi snippets", "phat hat dao snippets", "phat hat 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 hat do 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 hat do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phat hat do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phat hat do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.