Perhaps you should try some spelling variations:
"thay dong trinh snippets" » "thay cong trinh snippets", "thay dong tinh snippets", "thay dong tranh snippets", "thai dong trinh snippets", "tay dong trinh snippets", "thuy dong trinh snippets", "thay dong trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("thay dong trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thay dong trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thay dong trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thay dong trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.