Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi toi da snippets" » "thi tuoi da snippets", "thi moi da snippets", "khi toi da snippets", "thi toi la snippets", "thi thoi dai 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: (((("thi toi 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: (((("thi toi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi toi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi toi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.