Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"dan tinh lop snippets" » "doan tinh lop snippets", "dang tinh lop snippets", "dan trinh lop snippets", "dan sinh lop snippets", "dan trinh lap 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: (((("dan tinh lop snippets") OR ("using java java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dan tinh lop snippets ) or ( using java java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan tinh lop snippets") or ("using java java snippets"))) or ("locating bugs code snippets"))*.