Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gio nhat de snippets" » "gio nha de snippets", "gio nhap de snippets", "giao nhan de snippets", "gio nhat ve snippets", "gio nhat le snippets", "gio chat deo 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 nhat de 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 nhat de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gio nhat de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gio nhat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.