Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"tang cho doc snippets" » "trang cho doc snippets", "sang cho doc snippets", "hang cho doc snippets", "tang cho duoc snippets", "tang cho hoc snippets", "tang cho doi 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 ("tang cho doc snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tang cho doc snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tang cho doc snippets"))) or ("locating bugs code snippets"))*.