Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"hang cong vo snippets" » "dang cong vo snippets", "hang nong vo snippets", "thanh cong vo snippets", "hang cuong vo snippets", "hang cong va snippets", "hang cong so 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 ("hang cong vo snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hang cong vo snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hang cong vo snippets"))) or ("locating bugs code snippets"))*.