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