Perhaps you should try some spelling variations:
"dan than java snippets" » "dan think java snippets", "dan than va snippets", "dan chan java snippets", "ban than java snippets", "van than java snippets"
"locating bug core snippets" » "locating bug code snippets"
"using 3 code snippets" » "using 3d code snippets", "using a code snippets", "using _ code snippets"

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 ("dan than java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using 3 code snippets") OR ("dan than java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using 3 code snippets ) or ( dan than java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using 3 code snippets") or ("dan than java snippets"))) or ("locating bug core snippets"))*.