Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi nang le snippets" » "hoi lang le snippets", "ho nang le snippets", "hoa nang le snippets", "hoi tang le snippets", "hoi nang he 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: (((("hoi nang le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi nang le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi nang le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi nang le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.