Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"nang xuan du snippets" » "nang quan du snippets", "dang xuan du snippets", "lang xuan du snippets", "nang xuan duc snippets", "nang xuan huy snippets", "nang xuan thu 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 ("nang xuan du snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( nang xuan du snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("nang xuan du snippets"))) or ("locating bugs code snippets"))*.