Perhaps you should try some spelling variations:
"hanh tinh data snippets" » "hanh trinh data snippets", "nhanh tinh data snippets", "thanh tinh data snippets", "hanh tinh da snippets", "hanh dinh dat snippets", "hanh tinh dau snippets", "hanh tinh data slippers"
"dung java java snippets" » "dung va java snippets", "dung java java 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: (((("hanh tinh data snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh tinh data snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tinh data snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tinh data snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.