Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using real java snippets" » "using metal java snippets", "using raw java snippets"
"vi trinh java slippery" » "vi tinh java slippery", "va trinh java slippery", "viet trinh java slippery", "vi trinh java slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using real java snippets") or ("vi trinh java slippery"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real java snippets") OR ("vi trinh java slippery"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using real java snippets ) or ( vi trinh java slippery ))) or ( locating bug core snippets ))*.