Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"phan tan can snippets" » "phan van can snippets", "phan tap can snippets", "phan lan can snippets", "phan toan can snippets", "phan tan van snippets", "phan ban 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 tan can snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( phan tan can snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("phan tan can snippets"))) or ("locating bug core snippets"))*.