Perhaps you should try some spelling variations:
"dung rate code snippets" » "dung dat code snippets", "dung vat code snippets", "dung mat code snippets"
"trinh da core snippets" » "trinh dan core snippets", "trinh dao core snippets", "trinh do core snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

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

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