Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh tu van snippets" » "anh tu van snippets", "hanh tu van snippets", "doanh thu van snippets", "danh tu va snippets", "danh tu van slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("danh tu van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh tu van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh tu van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh tu van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.