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