Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"dan thu hoi snippets" » "dan thuc hoi snippets", "dan thue hoi snippets", "dang thu hoi snippets", "dan thu hoai snippets", "dan thu phoi snippets", "dan thu hai 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 thu hoi snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan thu hoi snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan thu hoi snippets"))) or ("locating bug core snippets"))*.