Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong su thep slippers" » "dang su thep slippers", "dong tu thep slippers", "dong luc thep slippers", "dong su theo slippers", "dong cau thep slippers", "dong cua thep slippers", "dong su thep slippery", "dong su thep 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 su thep 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 su thep slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong su thep slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong su thep slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.