Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuan tu te snippets" » "tuan thu te snippets", "tran tu te snippets", "toan tu te snippets", "tuan tu tu snippets", "tuan tu le 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: (((("tuan tu te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuan tu te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuan tu te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuan tu te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.