Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thieu lam da snippets" » "tieu lam da snippets", "lieu lam da snippets", "thiet lap da snippets", "thieu lam dau snippets", "thieu lam dao snippets", "thieu lam dat 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: (((("thieu lam da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thieu lam da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thieu lam da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thieu lam da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.