Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai gian dan slippers" » "bai giang dan slippers", "bai giai dan slippers", "bac giang dan slippers", "bai gian lang slippers", "bai gian dan slippery", "bai gian 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: (((("bai gian 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: (((("bai gian dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai gian dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai gian dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.