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