Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bua su nghe snippets" » "bua suc nghe snippets", "bua xu nghe snippets", "bua so nghe snippets", "qua su nghe snippets", "cua su nghe 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: (((("python using java snippets") or ("bua su nghe snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("bua su nghe snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( bua su nghe snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("bua su nghe snippets"))) or ("locating bug code snippets"))*.