Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gio tu hoa snippets" » "gioi tu hoa snippets", "giot tu hoa snippets", "gio hu hoa snippets", "gio tu khoa snippets", "gio tu hoai snippets", "gio tuy hoa 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: (((("gio tu 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: (((("gio tu hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gio tu hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gio tu hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.