Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach nao cho snippets" » "cach bao cho snippets", "cach giao cho snippets", "cach noi cho snippets", "cach cao cho snippets", "cach dao cho snippets", "cach nam 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: (((("cach nao 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: (((("cach nao cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach nao cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach nao cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.