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 xuan nam snippets" » "van quan nam snippets", "van tuan nam snippets", "van xuat nam snippets", "van quang nam snippets", "van xuan nang snippets", "van xuan nhan snippets", "van xuan nam 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 xuan nam snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( van xuan nam snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("van xuan nam snippets"))) or ("locating bugs code snippets"))*.