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