Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xen tong don snippets" » "men tong don snippets", "ben trong don snippets", "jen tzong don snippets", "xen song don snippets", "xen tong son snippets", "xen trong dong 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: (((("xen tong don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xen tong don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xen tong don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xen tong don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.