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