Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"khan than code snippets" » "phan than code snippets", "khoan thanh code snippets", "khanh thanh code snippets", "khan than one snippets", "khan than code slippers"
"dung cua code snippets" » "dung luan code snippets", "dung cho code snippets", "dung cua cong snippets", "dung cua co snippets", "dung bug code snippets", "dung cua 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: (((("khan than code snippets") or ("dung cua code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khan than code snippets") OR ("dung cua code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( khan than code snippets ) or ( dung cua code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khan than code snippets") or ("dung cua code snippets"))) or ("locating bugs code snippets"))*.