Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data cao hon snippets" » "dat cau hon snippets", "dam cao hon snippets", "dao cao hon snippets", "data cao son snippets", "data cao hoc snippets", "data ca hon 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: (((("data cao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data cao hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data cao hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data cao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.