Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap bai do snippets" » "cac bai do snippets", "tap bai do snippets", "cap tai do snippets", "cap bai doc snippets", "cap ban do snippets", "cap bai da 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: (((("cap bai 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: (((("cap bai do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap bai do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap bai do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.