Perhaps you should try some spelling variations:
"nhung tri thin snippets" » "nhung bai thin snippets", "nhung bi thin snippets", "nhung gi thin snippets", "nhung thi thin snippets", "nhung tri tin snippets", "nhung thi thien snippets", "nhung tri thin 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 tri thin 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 tri thin snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung tri thin snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung tri thin snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.