Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gioi va do snippets" » "gioi van do snippets", "giai va do snippets", "gio va do snippets", "gioi va dao snippets", "gioi va doc snippets", "gioi va co 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: (((("gioi va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gioi va do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gioi va do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gioi va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.