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