Perhaps you should try some spelling variations:
"data using java snippets" » "data using data snippets", "data using java slippers"
"dong luu dan snippets" » "dong luc dan snippets", "dong luan dan snippets", "thong luu dan snippets", "dong luu van snippets", "dong luu hanh snippets", "dong luat dan snippets", "dong luu dan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("data using java snippets") OR ("dong luu dan snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( data using java snippets ) or ( dong luu dan snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("data using java snippets") or ("dong luu dan snippets"))) or ("locating bug code snippets"))*.