Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban dan cn snippets" » "ban hang cn snippets", "ban hanh cn snippets", "ban quan cn snippets", "ban dang cn snippets", "ban dan ca snippets", "ban dan cu 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 dan cn 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 dan cn snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban dan cn snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban dan cn snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.