Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"dong ca lua snippets" » "dong cua lua snippets", "dong cac lua snippets", "dong cao lua snippets", "dong cay lua snippets", "dong ca cua snippets", "dong ca dua 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: (((("dung java java slippers") or ("dong ca lua snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java slippers") OR ("dong ca lua snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung java java slippers ) or ( dong ca lua snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java slippers") or ("dong ca lua snippets"))) or ("locating bugs code snippets"))*.