Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc cho dan slippers" » "luc cao dan slippers", "nuoc cho dan slippers", "luat cho dan slippers", "luc choi dan slippers", "luc cho dao slippers", "luc co dan slippers", "luc cho dan slippery", "luc cho 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 cho 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 cho dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc cho dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc cho dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.