Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"ke cung dat snippets" » "ke dung dat snippets", "ke vung dat snippets", "ke cuong dao snippets", "keo cung dat snippets", "le cung dat snippets", "ke cong dat 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 ("ke cung dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( ke cung dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("ke cung dat snippets"))) or ("locating bug core snippets"))*.