Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"tran ta ngoc snippets" » "tran tan ngoc snippets", "tran tu ngoc snippets", "tran tuan ngoc snippets", "tran ma ngoc snippets", "tran tran ngoc snippets", "tran thi ngoc snippets", "tran ta ngoc 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 ("tran ta ngoc snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tran ta ngoc snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tran ta ngoc snippets"))) or ("locating bug code snippets"))*.