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 data slippers" » "vi using data slippers", "vi dung dat slippers", "vi big data slippers", "va ung data slippers", "vi luong data slippers", "vi trung data slippers", "vi ung data slippery", "vi ung data 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 data 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 data slippers") OR ("using raw java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vi ung data slippers ) or ( using raw java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vi ung data slippers") or ("using raw java snippets"))) or ("locating bug code snippets"))*.