Perhaps you should try some spelling variations:
"tran tuan ban snippets" » "tran xuan ban snippets", "tran quang ban snippets", "tran thanh ban snippets", "tran tuan bang snippets", "tran toan ban snippets", "tran luan ban snippets", "tran tuan ban 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 tuan ban 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 tuan ban snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran tuan ban snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran tuan ban snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.