Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung sinh data snippets" » "duong sinh data snippets", "dang sinh data snippets", "dung ninh data snippets", "dung using data snippets", "dung sinh vat snippets", "dung dinh dat snippets", "dung sinh data slippers"
"ngu java java snippets" » "ngu va java snippets", "ngu java java slippers"

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: (((("ngu java java snippets") or ("dung sinh data snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu java java snippets") OR ("dung sinh data snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( ngu java java snippets ) or ( dung sinh data snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu java java snippets") or ("dung sinh data snippets"))) or ("locating bugs code snippets"))*.