Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc hat dan slippers" » "luc nhat dan slippers", "luc ha dan slippers", "tuc hat dan slippers", "luc hat van slippers", "luc mat dan slippers", "luc nhat danh slippers", "luc hat dan slippery", "luc hat 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: (((("luc hat 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: (((("luc hat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc hat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc hat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.