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