Perhaps you should try some spelling variations:
"dung tri thinh slippers" » "dung tri tinh slippers", "dung thi thinh slippers", "dung thai thinh slippers", "dung tai thinh slippers", "dung tren thinh slippers", "nhung tri thinh slippers", "dung tri thinh slippery", "dung tri thinh 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 tri thinh 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 tri thinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tri thinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tri thinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.