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