Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"voi dong chet snippets" » "voi dong che snippets", "voi dong chen snippets", "voi dung chet snippets", "hoi dong chet snippets", "voi cong chet snippets", "loi dong chet snippets"
"locating bug code snippets" » "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: (((("using java java snippets") or ("voi dong chet snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("voi dong chet snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( voi dong chet snippets ))) or ( locating bug code snippets ))*.