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