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