Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong chi anh slippers" » "dong cho anh slippers", "dong thi anh slippers", "dung chi anh slippers", "dong chi danh slippers", "dong chi hanh slippers", "dong chi anh slippery", "dong chi 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 chi 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 chi anh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong chi anh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong chi anh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.