Perhaps you should try some spelling variations:
"dan dat chat snippets" » "dan dat code snippets", "dan dam chat snippets", "dan vat chat snippets", "dan sat chat snippets", "dung dat chat snippets", "dong dat chat snippets", "dinh dat chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("dan dat chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dan dat chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dan dat chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dan dat chat snippets"))) or ("locating bug core snippets"))*.