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