Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ly hoa snippets" » "phap ly hoa snippets", "phan le hoa snippets", "phan sy hoa snippets", "phan ly khoa snippets", "phan ly hoan snippets", "phan ly hoat 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 ly hoa 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 ly hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan ly hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ly hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.