Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"doc hieu du snippets" » "toc thieu du snippets", "hoc thieu du snippets", "hoc hien du snippets", "doc hien du snippets", "doc hieu su snippets", "doc hiem du 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 ("doc hieu du snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( doc hieu du snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("doc hieu du snippets"))) or ("locating bugs code snippets"))*.