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