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