Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"toc moi cua snippets" » "hoc moi cua snippets", "toc mo cua snippets", "toc noi cua snippets", "toc hoi cua snippets", "toc doi cua snippets", "toc moi quan 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 ("toc moi cua snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( toc moi cua snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("toc moi cua snippets"))) or ("locating bug core snippets"))*.