Perhaps you should try some spelling variations:
"dung dat thiet slippers" » "dung dan thiet slippers", "dung dat thien slippers", "dung sat thiet slippers", "dung va thiet slippers", "dung tai thiet slippers", "dung dat thiet slippery", "dung dat thiet 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: (((("dung dat thiet slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung dat thiet slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dat thiet slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat thiet slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.