Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung trong code snippets" » "dung trong cong snippets", "dung trong co snippets", "dung trong che snippets", "dung trong code slippers"
"dan va code snippets" » "doan va code snippets", "dan ca code snippets", "ban va code snippets", "dan va code slippers"

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: (((("dan va code snippets") or ("dung trong code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan va code snippets") OR ("dung trong code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dan va code snippets ) or ( dung trong code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan va code snippets") or ("dung trong code snippets"))) or ("locating bugs code snippets"))*.