Perhaps you should try some spelling variations:
"using dat dien snippets" » "using data dien snippets", "using sat dien snippets", "using a dien snippets", "using vat dien snippets", "using chat dien snippets", "using doan dien snippets", "using dat dien 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: (((("using dat dien snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using dat dien snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using dat dien snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using dat dien snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.