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