Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bugs code snippets", "locating bug code slippers"
"using java java snippets" » "using data java snippets"
"van cong ha snippets" » "van dong ha snippets", "van phong ha snippets", "phan cong ha snippets", "van cong hoa snippets", "van cong tac 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 java snippets") OR ("van cong ha snippets"))) OR ("locating bugs code slippers"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van cong ha snippets ))) or ( locating bugs code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("van cong ha snippets"))) or ("locating bugs code slippers"))*.