Perhaps you should try some spelling variations:
"dong dat de snippets" » "dong vat de snippets", "dung dat de snippets", "dong ha de snippets", "dong hat de snippets", "dong dat dien snippets"
"using 3 code snippets" » "using 3d code snippets", "using a code snippets", "using _ code snippets", "using 3 core snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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 3 code snippets") or ("dong dat de snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using 3 code snippets") OR ("dong dat de snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using 3 code snippets ) or ( dong dat de snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using 3 code snippets") or ("dong dat de snippets"))) or ("locating bug code snippets"))*.