Perhaps you should try some spelling variations:
"nang tuat dat snippets" » "nang suat dat snippets", "nang quan dat snippets", "nang tu dat snippets", "nang luat dat snippets", "nang tat dat snippets", "nang thuat dam snippets", "nang tuat dat 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: (((("nang tuat dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang tuat dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang tuat dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang tuat dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.