Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"mong do dang snippets" » "mong doi dang snippets", "dong do dang snippets", "mong du dang snippets", "mong da dang snippets", "mong do danh snippets", "mong xo dang 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 ("mong do dang snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( mong do dang snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("mong do dang snippets"))) or ("locating bug core snippets"))*.