Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban giu de snippets" » "ban giua de snippets", "ban giup de snippets", "ban giao de snippets", "ban gi de snippets", "ban gia de 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: (((("ban giu 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: (((("ban giu de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban giu de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban giu de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.