Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai nam cao snippets" » "hai nam cao snippets", "mai nam cao snippets", "dai nam cao snippets", "bai nam sao snippets", "bai nam giao 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: (((("bai nam cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai nam cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai nam cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai nam cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.