Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong tot thep slippers" » "dong co thep slippers", "dong hoc thep slippers", "dong hoa thep slippers", "dong cot thep slippers", "dong tot thep slippery", "dong tot 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 tot 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 tot thep slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tot thep slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tot thep slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.