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