Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"danh hoi trac snippets" » "danh hoa trac snippets", "dan hoi trac snippets", "danh hoc trac snippets", "danh hoi trach snippets", "danh hoi tran snippets", "danh hoi tac snippets", "danh hoi trac slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("danh hoi trac snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh hoi trac snippets") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( danh hoi trac snippets ) or ( using java java snippets ))) or ( locating bug code snippets ))*.