Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi bien cac snippets" » "che bien cac snippets", "chi ben cac snippets", "chi kien cac snippets", "chi vien cac snippets", "chi dien cac snippets", "chi bien ca 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: (((("chi bien cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi bien cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi bien cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi bien cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.