Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban ke do snippets" » "ban kem do snippets", "ban ve do snippets", "ban le do snippets", "ban ke o snippets", "ban ke co snippets", "ban ke mo 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 ke do 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 ke do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban ke do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban ke do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.