Perhaps you should try some spelling variations:
"hanh chinh data snippets" » "hanh chinh dat snippets", "hanh chinh ta snippets", "hanh chinh dang snippets", "thanh chinh data snippets", "anh chinh data snippets", "hinh chinh data snippets", "hanh chinh 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 chinh 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 chinh data snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh chinh data snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh chinh data snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.