Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong ninh tu slippers" » "dong kinh tu slippers", "dung ninh tu slippers", "dong tinh tu slippers", "dong dinh tu slippers", "dong sinh tu slippers", "dong ninh tu slippery", "dong ninh tu 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 ninh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong ninh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong ninh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong ninh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.