Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"dai cong code snippets" » "dai cong cong snippets", "dai cong co snippets", "dai cong che snippets", "dai cuong code snippets", "tai cong code snippets", "doi cong code snippets"
"locating bug core snippets" » "locating bug code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dai cong code snippets") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai cong code snippets") OR ("using java java snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( dai cong code snippets ) or ( using java java snippets ))) or ( locating bug core snippets ))*.