Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan bang he snippets" » "phan dang he snippets", "phan cang he snippets", "phan banh he snippets", "phan bang che snippets", "phan nang he snippets", "phan bang thep 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: (((("phan bang he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan bang he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan bang he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan bang he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.