Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan lam son snippets" » "toan dam son snippets", "toan lao son snippets", "toan bam son snippets", "toan lam san snippets", "toan lam sang snippets", "toan lang son 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: (((("toan lam son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan lam son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan lam son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan lam son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.