Perhaps you should try some spelling variations:
"tran nang phan snippets" » "tra nang phan snippets", "tran dang phan snippets", "tran quang phan snippets", "tran nang phat snippets", "tran nang thanh snippets", "tran nang quan snippets", "tran nang 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: (((("tran nang 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: (((("tran nang phan snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran nang phan snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran nang phan snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.