Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xen quai lon snippets" » "xen quat lon snippets", "den qua lon snippets", "xen quan long snippets", "xen qua loi snippets", "xen nuoi lon 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 quai lon 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 quai lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xen quai lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xen quai lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.