Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xen dong o snippets" » "den dong o snippets", "xen tong o snippets", "dien dong o snippets", "xen dong co snippets", "xen duong o snippets", "xen dong ho 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 dong o 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 dong o snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xen dong o snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xen dong o snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.