Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"truc loi ngoc snippets" » "truc noi ngoc snippets", "thuy loi ngoc snippets", "duc loi ngoc snippets", "truc lo ngoc snippets", "truc loc ngoc snippets", "truc loi nguoi snippets", "truc loi ngoc 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 ("truc loi ngoc snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( truc loi ngoc snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("truc loi ngoc snippets"))) or ("locating bug code snippets"))*.