Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"van dat quoc snippets" » "van dat nuoc snippets", "van dat duoc snippets", "van dan quoc snippets", "van dao quoc snippets", "van dau quoc snippets", "dan dat quoc snippets", "van dat quoc slippers"

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 ("van dat quoc snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( van dat quoc snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("van dat quoc snippets"))) or ("locating bugs code snippets"))*.