Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers"
"using java code snippets" » "using data code snippets"
"dang van han snippets" » "hoang van han snippets", "hang va han snippets", "dang van hanh snippets", "dang van phan snippets", "dang van nhan 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 ("dang van han snippets"))) OR ("locating bugs code slippers"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dang van han snippets ))) or ( locating bugs code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dang van han snippets"))) or ("locating bugs code slippers"))*.