Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java grippers" » "using data java grippers", "using java java slippers"
"vi using raw snippets" » "vi using real snippets", "vi using a snippets", "vi using low snippets", "vi sinh raw snippets", "_ using raw snippets", "vi ung raw 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 using raw snippets") or ("using java java grippers"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi using raw snippets") OR ("using java java grippers"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( vi using raw snippets ) or ( using java java grippers ))) or ( locating bug core snippets ))*.