Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"van hung tan snippets" » "van dung tan snippets", "manh hung tan snippets", "van duong tan snippets", "van hung tran snippets", "van hung tuan snippets", "van cung tan snippets", "van hung tan slippers"

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 java snippets") OR ("van hung tan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van hung tan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("van hung tan snippets"))) or ("locating bugs code snippets"))*.