Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"dac san toc snippets" » "dac sac toc snippets", "cac san toc snippets", "dac nhan toc snippets", "dac dan toc snippets", "dac sang tac snippets", "dac san thuc 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 ("dac san toc snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dac san toc snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dac san toc snippets"))) or ("locating bug core snippets"))*.