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