Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan tai bon snippets" » "pham tai bon snippets", "nhan tai bon snippets", "phan thi bon snippets", "phan tai ban snippets", "phan tai cong snippets", "phan tai benh 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 tai bon 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 tai bon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan tai bon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan tai bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.