Perhaps you should try some spelling variations:
"dan dung ha snippets" » "van dung ha snippets", "tin dung ha snippets", "ap dung ha snippets", "dan dung va snippets", "dan dung he snippets", "dan dung khoa snippets", "dan dung ha slippers"
"using low java snippets" » "using low java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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