Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"phan chon dat snippets" » "phap chong dat snippets", "phan chung dat snippets", "chuan chon dat snippets", "phan hon dat snippets", "phan chinh dat snippets", "phan cho dao 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 chon dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( phan chon dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("phan chon dat snippets"))) or ("locating bug core snippets"))*.