Perhaps you should try some spelling variations:
"tang dong vat snippets" » "tang duong vat snippets", "nang dong vat snippets", "lang dong vat snippets", "tang dong va snippets", "tang dong von snippets", "tang dong ha snippets", "tang dong vat 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: (((("tang dong vat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang dong vat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang dong vat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang dong vat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.