Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"va dung code slippers" » "va dung cong slippers", "va dung co slippers", "va dung de slippers", "van dung code slippers", "va duong code slippers", "vat dung code slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs 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 java java snippets") or ("va dung code slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("va dung code slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( va dung code slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("va dung code slippers"))) or ("locating bug code snippets"))*.