Perhaps you should try some spelling variations:
"using java core snippets" » "using data core snippets"
"thanh do pha snippets" » "thanh pho pha snippets", "thanh hoa pha snippets", "thanh loi pha snippets", "thanh dot pha snippets", "thanh dao phat snippets", "thanh dong pha snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs 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 core snippets") OR ("thanh do pha snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( thanh do pha snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("thanh do pha snippets"))) or ("locating bug code snippets"))*.