Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"dinh tan van snippets" » "dinh than van snippets", "dinh van van snippets", "binh tan van snippets", "dinh tran van snippets", "dinh tang van snippets", "dinh luan van snippets", "dinh tan van slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("dinh tan van snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dinh tan van snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dinh tan van snippets"))) or ("locating bug code snippets"))*.