Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tran hoang le snippets" » "quan hoang le snippets", "tran quang le snippets", "tranh hang le snippets", "tran hoang de snippets", "tran hong le snippets", "tran hoang lam snippets"
"locating bug core snippets" » "locating bug 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 hoang le snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tran hoang le snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tran hoang le snippets"))) or ("locating bug core snippets"))*.