Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"doi dap cho snippets" » "hoi dap cho snippets", "doi dau cho snippets", "do dap cho snippets", "doi cap cho snippets", "doi dac cho snippets", "doi day cho 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 ("doi dap cho snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( doi dap cho snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("doi dap cho snippets"))) or ("locating bug core snippets"))*.