Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vung ke cho snippets" » "vung kem cho snippets", "vung re cho snippets", "vung ky cho snippets", "vung keo cho snippets", "vung ke che snippets", "vung ke co 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: (((("vung ke cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vung ke cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vung ke cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vung ke cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.