Perhaps you should try some spelling variations:
"hung tran hung slippers" » "huong tran hung slippers", "quang tran hung slippers", "hung thang hung slippers", "hung tran hong slippers", "hung tran quang slippers", "hung tran hoang slippers", "hung tran hung slippery", "hung tran hung 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 hung 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 hung slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hung tran hung slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung tran hung slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.