Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bang lam son snippets" » "mang lam son snippets", "nang lam son snippets", "quang lam son snippets", "bang lam san snippets", "bang lam sang snippets", "bang 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: (((("bang 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: (((("bang lam son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bang lam son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bang lam son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.