Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"cong trinh code snippets" » "cong trinh cong snippets", "cong trinh co snippets", "cong trinh cad snippets", "cong trinh code slippers"
"dung ung data snippets" » "dung trung data snippets", "dung quang data snippets", "dung chung data snippets", "dung using data snippets", "dung dung dat snippets", "dung big data snippets", "dung ung data 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: (((("dung ung data snippets") or ("cong trinh code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ung data snippets") OR ("cong trinh code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung ung data snippets ) or ( cong trinh code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ung data snippets") or ("cong trinh code snippets"))) or ("locating bugs code snippets"))*.