Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"qua ninh hoc snippets" » "quan ninh hoc snippets", "qua kinh hoc snippets", "quy ninh hoc snippets", "qua sinh hoc snippets", "qua hinh hoc snippets", "qua tinh hoc snippets"
"locating bug code snippets" » "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.

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