Perhaps you should try some spelling variations:
"using real java snippets" » "using metal java snippets", "using raw java snippets", "using real java slippers"
"vi ung java slippery" » "vi using java slippery", "vi ngu java slippery", "vi ung va slippery", "va ung java slippery", "vi luong java slippery", "vi trung java slippery", "vi ung 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: (((("using real java snippets") or ("vi ung java slippery"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real java snippets") OR ("vi ung java slippery"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using real java snippets ) or ( vi ung java slippery ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using real java snippets") or ("vi ung java slippery"))) or ("locating bug code snippets"))*.