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 luong raw snippets" » "vi luong va snippets", "vi luong tai snippets", "vi luong cac snippets", "dai luong raw snippets", "van luong raw snippets", "hai luong 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: (((("using java java grippers") or ("vi luong raw snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java grippers") OR ("vi luong raw snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java java grippers ) or ( vi luong raw snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java grippers") or ("vi luong raw snippets"))) or ("locating bug core snippets"))*.