Perhaps you should try some spelling variations:
"using real java snippets" » "using metal java snippets", "using raw java snippets", "using real java slippers"
"voi trong dao snippets" » "doi trong dao snippets", "hoi trong dao snippets", "vai trong dao snippets", "voi truong dao snippets", "voi trong dam snippets", "voi trong dan snippets", "voi trong dao 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: (((("voi trong dao snippets") or ("using real java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi trong dao snippets") OR ("using real java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( voi trong dao snippets ) or ( using real java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi trong dao snippets") or ("using real java snippets"))) or ("locating bug code snippets"))*.