Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung tu lanh slippers" » "dung thu lanh slippers", "dung tru lanh slippers", "dung cu lanh slippers", "dung tu hanh slippers", "dung tu lenh slippers", "dung tu manh slippers", "dung tu lanh slippery", "dung tu lanh grippers"
"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 tu lanh 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 tu lanh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tu lanh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tu lanh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.