Perhaps you should try some spelling variations:
"trong sat phan snippets" » "trong san phan snippets", "trong dat phan snippets", "trong sam phan snippets", "trong sat nhan snippets", "trong vat phan snippets", "trong xuat phan snippets", "trong sat phan 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: (((("trong sat phan snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong sat phan snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong sat phan snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong sat phan snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.