Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai moi cho snippets" » "ban moi cho snippets", "dai moi cho snippets", "hai moi cho snippets", "bai moi co snippets", "bai hoi cho snippets", "bai mo cho 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 moi 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: (((("bai moi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai moi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai moi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.