Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"anh trac viet snippets" » "anh tran viet snippets", "anh tac viet snippets", "anh trang viet snippets", "sinh trac viet snippets", "anh tuan viet snippets", "anh thuc viet snippets"
"locating bug core snippets" » "locating bug code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("anh trac viet snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("anh trac viet snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( anh trac viet snippets ))) or ( locating bug core snippets ))*.