Perhaps you should try some spelling variations:
"dung rate code snippets" » "dung dat code snippets", "dung vat code snippets", "dung mat code snippets", "dung rate core snippets", "dung rate code slippers"
"trinh ke code snippets" » "trinh ky code snippets", "trinh he code snippets", "trinh ve code snippets", "trinh ke core snippets", "trinh ke code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

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