Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"using java java snippets" » "using data java snippets"
"dai luong van snippets" » "dai cuong van snippets", "dai duong van snippets", "do luong van snippets", "dai luong va snippets", "dai luong vat snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("dai luong van snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("dai luong van snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( dai luong van snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("dai luong van snippets"))) or ("locating bugs code slippers"))*.