Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc ly dan slippers" » "duoc ly dan slippers", "duc sy dan slippers", "duc vy dan slippers", "duc ly danh slippers", "duc ly dai slippers", "duc le dan slippers", "duc ly dan slippery", "duc ly 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: (((("duc ly 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: (((("duc ly dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc ly dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc ly dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.