Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"dan thanh ban snippets" » "dang thanh ban snippets", "danh thanh ban snippets", "ban thanh ban snippets", "dan thanh san snippets", "dan thanh van snippets", "dan thanh bac snippets", "dan thanh ban slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "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 code snippets") OR ("dan thanh ban snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan thanh ban snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan thanh ban snippets"))) or ("locating bug code snippets"))*.