Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"bac bieu dat snippets" » "bac lieu dat snippets", "cac bieu dat snippets", "bach dieu dat snippets", "bac bieu dac snippets", "bac lieu data snippets", "bac lieu dao 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 ("bac bieu dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( bac bieu dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("bac bieu dat snippets"))) or ("locating bug core snippets"))*.