Perhaps you should try some spelling variations:
"nhung thi tran snippets" » "nhung thoi tran snippets", "phung thi tran snippets", "nhung tri tran snippets", "nhung thi trang snippets", "nhung thi thanh snippets", "nhung thi lan snippets", "nhung thi tran 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: (((("nhung thi tran snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung thi tran snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung thi tran snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung thi tran snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.