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"
"dong lua cau snippets" » "dong luan cau snippets", "dong luc cau snippets", "dong cua cau snippets", "dong luat cau snippets", "dong quan cau snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using rate code snippets") or ("dong lua cau snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using rate code snippets") OR ("dong lua cau snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using rate code snippets ) or ( dong lua cau snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using rate code snippets") or ("dong lua cau snippets"))) or ("locating bugs code snippets"))*.