Perhaps you should try some spelling variations:
"hung tran tu slippers" » "huong tran tu slippers", "quang tran tu slippers", "hung thang tu slippers", "hung tran tuan slippers", "hung tran thuy slippers", "hung tran thi slippers", "hung tran tu slippery", "hung tran tu grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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: (((("hung tran tu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung tran tu slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung tran tu slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung tran tu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.