Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vung cho hoa snippets" » "dung cho hoa snippets", "rung cho hoa snippets", "vung co hoa snippets", "vung cho hoc snippets", "vung chi hoa snippets", "vung cho 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: (((("vung cho hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vung cho hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vung cho hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vung cho hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.