Perhaps you should try some spelling variations:
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java slippers"
"van tang van snippets" » "van thang van snippets", "van trang van snippets", "van nang van snippets", "van dang van snippets", "van hoang van snippets", "van trong van snippets", "van tang van 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.

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