Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using rate code snippets" » "using waste code snippets", "using data code snippets", "using raw code snippets"
"dung lua doi snippets" » "dung luan doi snippets", "dung luat doi snippets", "dung cua doi snippets", "dung sua doi snippets", "dung quan 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 rate code snippets") OR ("dung lua doi snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using rate code snippets ) or ( dung lua doi snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using rate code snippets") or ("dung lua doi snippets"))) or ("locating bugs code snippets"))*.