Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"name hai son snippets" » "nam hai son snippets", "nam ha son snippets", "nam thai son snippets", "name thai son snippets", "name ha son snippets", "name dai 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: (((("name hai 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: (((("name hai son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( name hai son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("name hai son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.