Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"duc viet doi snippets" » "tuc viet doi snippets", "thuc viet doi snippets", "nuoc viet doi snippets", "duc viet duoi snippets", "duc viet voi snippets", "duc nhiet 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 ("duc viet doi snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( duc viet doi snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("duc viet doi snippets"))) or ("locating bugs code snippets"))*.