Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"phan quan can snippets" » "phan quang can snippets", "phap quan can snippets", "pham quang can snippets", "phan quan cau snippets", "phan quan van snippets", "phan xuan can snippets"
"locating bug core snippets" » "locating bug code 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 code snippets") OR ("phan quan can snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( phan quan can snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("phan quan can snippets"))) or ("locating bug core snippets"))*.