Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc ban my snippets" » "duc tan my snippets", "duc van my snippets", "dua ban my snippets", "duc ban may snippets", "duc ban ma snippets", "duc ban ky snippets", "duc ban my slippers"
"locating bug code snippets" » "locating bug code slippers", "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 ban my snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc ban my snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc ban my snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc ban my snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.